{"id":27195,"date":"2025-09-22T08:39:14","date_gmt":"2025-09-22T00:39:14","guid":{"rendered":"https:\/\/aif.amtbbs.org\/?p=27195"},"modified":"2025-09-22T08:39:14","modified_gmt":"2025-09-22T00:39:14","slug":"%e4%b8%80%e4%b8%aa%e6%b3%a8%e8%a7%a3%e5%b9%b2%e7%bf%bb%e6%89%80%e6%9c%89controller%ef%bc%81","status":"publish","type":"post","link":"https:\/\/aif.amtbbs.org\/index.php\/2025\/09\/22\/27195\/","title":{"rendered":"\u4e00\u4e2a\u6ce8\u89e3\u5e72\u7ffb\u6240\u6709Controller\uff01"},"content":{"rendered":"<div class=\"article-desc\">\u4eca\u5929\u54b1\u5c31\u6765\u641e\u4e2a\u5927\u4e8b\u60c5\uff1a\u7528\u4e00\u4e2a\u81ea\u5b9a\u4e49\u6ce8\u89e3\uff0c\u628a\u8fd9\u4e9b\u7834\u4e8b\u513f\u5168\u641e\u5b9a\uff01\u4ee5\u540e\u5199 Controller\uff0c\u54b1\u53ea\u4e13\u6ce8\u4e1a\u52a1\u903b\u8f91\uff0c\u90a3\u4e9b\u91cd\u590d\u7684 \u201c\u8fb9\u89d2\u6599\u201d\uff0c\u8ba9\u6ce8\u89e3\u5e2e\u54b1\u625b\u4e86\u3002\u5168\u7a0b\u5927\u767d\u8bdd\uff0c\u4e0d\u6574\u865a\u7684\uff0c\u4fdd\u8bc1\u4f60\u770b\u5b8c\u5c31\u80fd\u4e0a\u624b\uff0c\u770b\u5b8c\u5c31\u60f3\u628a\u516c\u53f8\u9879\u76ee\u91cc\u7684 Controller \u5168\u91cd\u6784\u4e00\u904d\uff01<\/div>\n<div id=\"postspictures\" class=\"article-content\">\n<div id=\"container\" class=\"container am-engine\" data-v-01a18e2f=\"\" data-element=\"root\">\n<p>\u5144\u5f1f\u4eec\uff0c\u5927\u5bb6\u5199 Controller \u7684\u65f6\u5019\uff0c\u662f\u4e0d\u662f\u603b\u611f\u89c9\u81ea\u5df1\u50cf\u4e2a \u201c\u590d\u5236\u7c98\u8d34\u5de5\u7a0b\u5e08\u201d\uff1f<\/p>\n<p>\u6bd4\u5982\u5199\u4e2a\u7528\u6237\u63a5\u53e3\uff0c\u5148\u6821\u9a8c\u53c2\u6570\u975e\u7a7a\uff0c\u518d try-catch \u5305\u4e00\u5708\uff0c\u6700\u540e\u8fd8\u8981\u628a\u8fd4\u56de\u7ed3\u679c\u5957\u4e0aResult.success()\u6216\u8005Result.fail()\uff1b\u4e0b\u4e00\u4e2a\u8ba2\u5355\u63a5\u53e3\uff0c\u563f\uff0c\u597d\u5bb6\u4f19\uff0c\u53c8\u662f\u8fd9\u5957\u6d41\u7a0b \u2014\u2014 \u53c2\u6570\u6821\u9a8c\u3001\u5f02\u5e38\u6355\u83b7\u3001\u7ed3\u679c\u5c01\u88c5\uff0c\u8fde\u6ce8\u91ca\u90fd\u957f\u5f97\u5dee\u4e0d\u591a\u3002\u66f4\u6c14\u4eba\u7684\u662f\uff0c\u4e07\u4e00\u67d0\u5929\u4ea7\u54c1\u8bf4 \u201c\u8fd4\u56de\u683c\u5f0f\u8981\u52a0\u4e2a requestId\u201d\uff0c\u4f60\u5c31\u5f97\u6253\u5f00\u5341\u51e0\u4e2a Controller\uff0c\u6539\u5b8c\u8fd8\u5f97\u6328\u4e2a\u6d4b\uff0c\u624b\u90fd\u5feb\u6309\u62bd\u7b4b\u4e86\u3002<\/p>\n<p>\u4eca\u5929\u54b1\u5c31\u6765\u641e\u4e2a\u5927\u4e8b\u60c5\uff1a\u7528\u4e00\u4e2a\u81ea\u5b9a\u4e49\u6ce8\u89e3\uff0c\u628a\u8fd9\u4e9b\u7834\u4e8b\u513f\u5168\u641e\u5b9a\uff01\u4ee5\u540e\u5199 Controller\uff0c\u54b1\u53ea\u4e13\u6ce8\u4e1a\u52a1\u903b\u8f91\uff0c\u90a3\u4e9b\u91cd\u590d\u7684 \u201c\u8fb9\u89d2\u6599\u201d\uff0c\u8ba9\u6ce8\u89e3\u5e2e\u54b1\u625b\u4e86\u3002\u5168\u7a0b\u5927\u767d\u8bdd\uff0c\u4e0d\u6574\u865a\u7684\uff0c\u4fdd\u8bc1\u4f60\u770b\u5b8c\u5c31\u80fd\u4e0a\u624b\uff0c\u770b\u5b8c\u5c31\u60f3\u628a\u516c\u53f8\u9879\u76ee\u91cc\u7684 Controller \u5168\u91cd\u6784\u4e00\u904d\uff01<\/p>\n<h2>\u4e00\u3001\u5148\u5410\u4e2a\u69fd\uff1a\u4f60\u5199\u7684 Controller\uff0c\u53ef\u80fd\u4e00\u534a\u662f \u201c\u5e9f\u8bdd\u201d<\/h2>\n<p>\u5148\u7ed9\u5927\u5bb6\u770b\u4e2a \u201c\u6807\u51c6\u201d \u7684 Controller \u4ee3\u7801\uff0c\u6211\u8d4c\u4e94\u6bdb\uff0c\u4f60\u7535\u8111\u91cc\u7edd\u5bf9\u6709\u5dee\u4e0d\u591a\u7684\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_0\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token variable\">@RestController<\/span>\r\n<span class=\"token variable\">@RequestMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/user\"<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token keyword\">public<\/span> class UserController {\r\n    <span class=\"token variable\">@Autowired<\/span>\r\n    private UserService userService<span class=\"token punctuation\">;<\/span>\r\n    <span class=\"token variable\">@PostMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/add\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token keyword\">public<\/span> Result<span class=\"token operator\">&lt;<\/span>UserVO<span class=\"token operator\">&gt;<\/span> addUser<span class=\"token punctuation\">(<\/span><span class=\"token variable\">@RequestBody<\/span> UserDTO userDTO<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u7b2c\u4e00\u6b65\uff1a\u53c2\u6570\u6821\u9a8c\uff08\u6bcf\u4e2a\u63a5\u53e3\u90fd\u8981\u5199\u4e00\u904d\uff0c\u70e6\uff01\uff09<\/span>\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>userDTO<span class=\"token punctuation\">.<\/span>getUsername<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=<\/span><span class=\"token operator\">=<\/span> <span class=\"token boolean\">null<\/span> <span class=\"token operator\">||<\/span> userDTO<span class=\"token punctuation\">.<\/span>getUsername<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>trim<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>isEmpty<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> {\r\n            <span class=\"token keyword\">return<\/span> Result<span class=\"token punctuation\">.<\/span>fail<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u7528\u6237\u540d\u4e0d\u80fd\u4e3a\u7a7a\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        }\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>userDTO<span class=\"token punctuation\">.<\/span>getAge<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=<\/span><span class=\"token operator\">=<\/span> <span class=\"token boolean\">null<\/span> <span class=\"token operator\">||<\/span> userDTO<span class=\"token punctuation\">.<\/span>getAge<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span> <span class=\"token operator\">||<\/span> userDTO<span class=\"token punctuation\">.<\/span>getAge<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">150<\/span><span class=\"token punctuation\">)<\/span> {\r\n            <span class=\"token keyword\">return<\/span> Result<span class=\"token punctuation\">.<\/span>fail<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u5e74\u9f84\u5fc5\u987b\u57280-150\u4e4b\u95f4\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        }\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>userDTO<span class=\"token punctuation\">.<\/span>getPhone<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=<\/span><span class=\"token operator\">=<\/span> <span class=\"token boolean\">null<\/span> <span class=\"token operator\">||<\/span> <span class=\"token operator\">!<\/span>userDTO<span class=\"token punctuation\">.<\/span>getPhone<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>matches<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"^1[3-9]\\\\d{9}$\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> {\r\n            <span class=\"token keyword\">return<\/span> Result<span class=\"token punctuation\">.<\/span>fail<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u624b\u673a\u53f7\u683c\u5f0f\u9519\u8bef\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        }\r\n        <span class=\"token comment\">\/\/ \u7b2c\u4e8c\u6b65\uff1atry-catch\u5305\u8d77\u6765\uff08\u6015\u629b\u5f02\u5e38\u5f71\u54cd\u5168\u5c40\uff0c\u6bcf\u4e2a\u63a5\u53e3\u90fd\u5305\uff0c\u7d2f\uff01\uff09<\/span>\r\n        try {\r\n            UserVO userVO <span class=\"token operator\">=<\/span> userService<span class=\"token punctuation\">.<\/span>addUser<span class=\"token punctuation\">(<\/span>userDTO<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token comment\">\/\/ \u7b2c\u4e09\u6b65\uff1a\u5c01\u88c5\u8fd4\u56de\u7ed3\u679c\uff08\u7edf\u4e00\u683c\u5f0f\uff0c\u4f46\u6bcf\u4e2a\u63a5\u53e3\u90fd\u8981\u5199\uff0c\u8822\uff01\uff09<\/span>\r\n            <span class=\"token keyword\">return<\/span> Result<span class=\"token punctuation\">.<\/span>success<span class=\"token punctuation\">(<\/span>userVO<span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"\u65b0\u589e\u7528\u6237\u6210\u529f\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        } catch <span class=\"token punctuation\">(<\/span>BusinessException e<span class=\"token punctuation\">)<\/span> {\r\n            <span class=\"token comment\">\/\/ \u4e1a\u52a1\u5f02\u5e38\u8981\u8fd4\u56de\u5177\u4f53\u9519\u8bef\u4fe1\u606f<\/span>\r\n            <span class=\"token keyword\">return<\/span> Result<span class=\"token punctuation\">.<\/span>fail<span class=\"token punctuation\">(<\/span>e<span class=\"token punctuation\">.<\/span>getCode<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> e<span class=\"token punctuation\">.<\/span>getMessage<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        } catch <span class=\"token punctuation\">(<\/span>Exception e<span class=\"token punctuation\">)<\/span> {\r\n            <span class=\"token comment\">\/\/ \u672a\u77e5\u5f02\u5e38\u8981\u8fd4\u56de\u901a\u7528\u9519\u8bef<\/span>\r\n            log<span class=\"token punctuation\">.<\/span>error<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u65b0\u589e\u7528\u6237\u5931\u8d25\"<\/span><span class=\"token punctuation\">,<\/span> e<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token keyword\">return<\/span> Result<span class=\"token punctuation\">.<\/span>fail<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u7cfb\u7edf\u5f02\u5e38\uff0c\u8bf7\u8054\u7cfb\u7ba1\u7406\u5458\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        }\r\n    }\r\n    <span class=\"token comment\">\/\/ \u4e0b\u9762\u8fd8\u6709update\u3001delete\u3001getById...\u5168\u662f\u91cd\u590d\u7684\u6821\u9a8c\u3001try-catch\u3001\u7ed3\u679c\u5c01\u88c5<\/span>\r\n    <span class=\"token variable\">@PutMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/update\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token keyword\">public<\/span> Result<span class=\"token operator\">&lt;<\/span>UserVO<span class=\"token operator\">&gt;<\/span> updateUser<span class=\"token punctuation\">(<\/span><span class=\"token variable\">@RequestBody<\/span> UserDTO userDTO<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u53c8\u662f\u53c2\u6570\u6821\u9a8c...<\/span>\r\n        <span class=\"token comment\">\/\/ \u53c8\u662ftry-catch...<\/span>\r\n        <span class=\"token comment\">\/\/ \u53c8\u662f\u7ed3\u679c\u5c01\u88c5...<\/span>\r\n    }\r\n}<\/code><\/pre>\n<ul id=\"code_id_0\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<li>21.<\/li>\n<li>22.<\/li>\n<li>23.<\/li>\n<li>24.<\/li>\n<li>25.<\/li>\n<li>26.<\/li>\n<li>27.<\/li>\n<li>28.<\/li>\n<li>29.<\/li>\n<li>30.<\/li>\n<li>31.<\/li>\n<li>32.<\/li>\n<li>33.<\/li>\n<li>34.<\/li>\n<li>35.<\/li>\n<li>36.<\/li>\n<li>37.<\/li>\n<li>38.<\/li>\n<li>39.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u4f60\u54c1\uff0c\u4f60\u7ec6\u54c1\uff1a\u4e00\u4e2a\u63a5\u53e3\u771f\u6b63\u7684\u4e1a\u52a1\u903b\u8f91\uff0c\u53ef\u80fd\u5c31userService.addUser(userDTO)\u8fd9\u4e00\u884c\uff0c\u5269\u4e0b\u7684\u5168\u662f \u201c\u91cd\u590d\u6027\u52b3\u52a8\u201d\u3002\u66f4\u8981\u547d\u7684\u662f\uff0c\u4e00\u65e6\u9879\u76ee\u91cc\u6709\u51e0\u5341\u4e2a Controller\u3001\u4e0a\u767e\u4e2a\u63a5\u53e3\uff0c\u8fd9\u4e9b \u201c\u5e9f\u8bdd\u4ee3\u7801\u201d \u4f1a\u8ba9\u9879\u76ee\u53d8\u5f97\u5de8\u96be\u7ef4\u62a4 \u2014\u2014 \u6bd4\u5982\u60f3\u52a0\u4e2a \u201c\u6240\u6709\u63a5\u53e3\u90fd\u8981\u6821\u9a8c token\u201d\uff0c\u4f60\u5f97\u4e00\u4e2a\u4e2a\u52a0\u62e6\u622a\uff1b\u60f3\u6539\u8fd4\u56de\u683c\u5f0f\uff0c\u4f60\u5f97\u4e00\u4e2a\u4e2a\u6539Result\u3002\u8fd9\u65f6\u5019\u80af\u5b9a\u6709\u4eba\u4f1a\u8bf4\uff1a\u201c\u6211\u7528\u4e86 Bean Validation \u554a\uff0c\u6bd4\u5982 @NotNull\u3001@Min\uff0c\u80fd\u5c11\u5199\u70b9\u53c2\u6570\u6821\u9a8c\u4ee3\u7801\uff01\u201d<\/p>\n<p>\u786e\u5b9e\uff0cBean Validation \u80fd\u89e3\u51b3\u4e00\u90e8\u5206\u95ee\u9898\uff0c\u4f46\u4e5f\u5c31\u4ec5\u9650\u4e8e\u53c2\u6570\u6821\u9a8c\u3002\u5f02\u5e38\u6355\u83b7\u3001\u7ed3\u679c\u5c01\u88c5\u3001\u751a\u81f3\u63a5\u53e3\u6743\u9650\u6821\u9a8c\u8fd9\u4e9b\u4e8b\u513f\uff0c\u4f60\u8be5\u5199\u8fd8\u662f\u5f97\u5199\u3002\u800c\u4e14\u5982\u679c\u9047\u5230\u590d\u6742\u6821\u9a8c\uff08\u6bd4\u5982 \u201c\u7528\u6237\u5e74\u9f84\u5927\u4e8e 18 \u624d\u80fd\u6ce8\u518c\u201d\uff09\uff0c\u5149\u9760\u6ce8\u89e3\u8fd8\u4e0d\u591f\uff0c\u4f60\u8fd8\u5f97\u5199\u81ea\u5b9a\u4e49\u6821\u9a8c\u5668\uff0c\u6700\u540e\u8fd8\u662f\u9003\u4e0d\u6389 \u201c\u4ee3\u7801\u5197\u4f59\u201d \u7684\u5751\u3002<\/p>\n<p>\u90a3\u6709\u6ca1\u6709\u4e00\u79cd\u529e\u6cd5\uff0c\u80fd\u628a\u8fd9\u4e9b \u201c\u975e\u4e1a\u52a1\u903b\u8f91\u201d \u5168\u62bd\u79bb\u51fa\u53bb\uff0c\u8ba9 Controller \u53ea\u4e13\u6ce8\u4e8e \u201c\u505a\u4ec0\u4e48\u4e1a\u52a1\u201d\uff0c\u800c\u4e0d\u662f \u201c\u600e\u4e48\u5904\u7406\u53c2\u6570 \/ \u5f02\u5e38 \/ \u8fd4\u56de\u503c\u201d\uff1f<\/p>\n<p>\u7b54\u6848\u5c31\u662f\uff1a\u81ea\u5b9a\u4e49\u6ce8\u89e3 + AOP + \u00a0Spring \u6269\u5c55\u3002\u54b1\u4eec\u4eca\u5929\u7684\u4e3b\u89d2 \u2014\u2014@AutoController\u6ce8\u89e3\uff0c\u5c31\u662f\u5e72\u8fd9\u4e2a\u7684\uff01<\/p>\n<h2>\u4e8c\u3001\u6838\u5fc3\u601d\u8def\uff1a\u8ba9\u6ce8\u89e3\u6210\u4e3a Controller \u7684 \u201c\u5168\u80fd\u7ba1\u5bb6\u201d<\/h2>\n<p>\u5728\u5f00\u59cb\u5199\u4ee3\u7801\u4e4b\u524d\uff0c\u54b1\u5148\u641e\u660e\u767d\u4e00\u4e2a\u4e8b\u513f\uff1a\u4e3a\u4ec0\u4e48\u4e00\u4e2a\u6ce8\u89e3\u80fd\u641e\u5b9a\u8fd9\u4e48\u591a\u6d3b\u513f\uff1f<\/p>\n<p>\u5176\u5b9e\u539f\u7406\u5f88\u7b80\u5355\uff0c\u4f60\u53ef\u4ee5\u628a@AutoController\u7406\u89e3\u6210\u4e00\u4e2a \u201c\u5168\u80fd\u7ba1\u5bb6\u201d\u3002\u4ee5\u524d\u4f60\u5f97\u81ea\u5df1\u5e72 \u201c\u5f00\u95e8\uff08\u53c2\u6570\u6821\u9a8c\uff09\u3001\u770b\u5bb6\uff08\u5f02\u5e38\u6355\u83b7\uff09\u3001\u9001\u5ba2\u4eba\uff08\u7ed3\u679c\u5c01\u88c5\uff09\u201d \u8fd9\u4e9b\u6d3b\u513f\uff0c\u73b0\u5728\u4f60\u7ed9 Controller \u8d34\u4e2a@AutoController\u6807\u7b7e\uff0c\u8fd9\u4e2a\u7ba1\u5bb6\u5c31\u4f1a\u81ea\u52a8\u5e2e\u4f60\u628a\u8fd9\u4e9b\u6d3b\u513f\u5168\u5e72\u4e86\u3002<\/p>\n<p>\u5177\u4f53\u600e\u4e48\u5b9e\u73b0\u5462\uff1f\u54b1\u4eec\u5206\u4e09\u6b65\u8d70\uff1a<\/p>\n<ol class=\"list-paddingleft-1\" data-id=\"odd3d8fc-cFHTc7dl\">\n<li data-id=\"ld70c578-hDU48iUE\">\u5b9a\u4e49\u6ce8\u89e3\uff1a\u5c31\u662f\u521b\u5efa@AutoController\u8fd9\u4e2a \u201c\u6807\u7b7e\u201d\uff0c\u89c4\u5b9a\u5b83\u80fd\u8d34\u5728\u54ea\u4e9b\u5730\u65b9\uff08\u6bd4\u5982\u7c7b\u4e0a\u3001\u65b9\u6cd5\u4e0a\uff09\uff0c\u80fd\u4fdd\u5b58\u54ea\u4e9b\u914d\u7f6e\uff08\u6bd4\u5982\u662f\u5426\u8df3\u8fc7\u53c2\u6570\u6821\u9a8c\uff09\u3002<\/li>\n<li data-id=\"ld70c578-M558KRYi\">\u5199 \u201c\u7ba1\u5bb6\u903b\u8f91\u201d\uff1a\u7528 AOP\uff08\u9762\u5411\u5207\u9762\u7f16\u7a0b\uff09\u6216\u8005 Spring \u7684HandlerMethodArgumentResolver\u3001ResponseBodyAdvice\u8fd9\u4e9b\u6269\u5c55\u70b9\uff0c\u5b9e\u73b0 \u201c\u53c2\u6570\u6821\u9a8c\u3001\u5f02\u5e38\u6355\u83b7\u3001\u7ed3\u679c\u5c01\u88c5\u201d \u7684\u5177\u4f53\u903b\u8f91\u3002<\/li>\n<li data-id=\"ld70c578-CONQ5ERB\">\u8ba9 Spring \u8bc6\u522b\uff1a\u628a\u6ce8\u89e3\u548c \u201c\u7ba1\u5bb6\u903b\u8f91\u201d \u6ce8\u518c\u5230 Spring \u5bb9\u5668\u91cc\uff0c\u8ba9 Spring \u77e5\u9053 \u201c\u9047\u5230\u8d34\u4e86 @AutoController \u7684 Controller\uff0c\u5c31\u7528\u8fd9\u4e2a\u7ba1\u5bb6\u201d\u3002<\/li>\n<\/ol>\n<p>\u542c\u8d77\u6765\u597d\u50cf\u6709\u70b9\u590d\u6742\uff1f\u522b\u6015\uff0c\u54b1\u4e00\u6b65\u6b65\u6765\uff0c\u6bcf\u4e00\u884c\u4ee3\u7801\u90fd\u7ed9\u4f60\u8bb2\u660e\u767d\uff0c\u4fdd\u8bc1\u4f60\u770b\u5b8c\u5c31\u80fd\u6284\u8d70\u7528\u3002<\/p>\n<h2>\u4e09\u3001\u5b9e\u6218\uff1a\u624b\u628a\u624b\u5199\u4e00\u4e2a \u201c\u5e72\u7ffb Controller\u201d \u7684\u6ce8\u89e3<\/h2>\n<p>\u54b1\u4eec\u57fa\u4e8e Spring Boot 2.7.x \u6765\u5199\uff0c\u6bd5\u7adf\u73b0\u5728\u5927\u90e8\u5206\u516c\u53f8\u90fd\u7528\u8fd9\u4e2a\u7248\u672c\u3002\u5148\u51c6\u5907\u597d\u4f9d\u8d56\uff0c\u5728pom.xml\u91cc\u52a0\u8fd9\u4e9b\uff08\u5982\u679c\u662f Gradle\uff0c\u5bf9\u5e94\u8f6c\u4e00\u4e0b\u5c31\u884c\uff09\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_1\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">!<\/span><span class=\"token comment\">-- \u6838\u5fc3web\u4f9d\u8d56 --&gt;<\/span>\r\n<span class=\"token operator\">&lt;<\/span>dependency<span class=\"token operator\">&gt;<\/span>\r\n    <span class=\"token operator\">&lt;<\/span>groupId<span class=\"token operator\">&gt;<\/span>org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>boot<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>groupId<span class=\"token operator\">&gt;<\/span>\r\n    <span class=\"token operator\">&lt;<\/span>artifactId<span class=\"token operator\">&gt;<\/span>spring<span class=\"token operator\">-<\/span>boot<span class=\"token operator\">-<\/span>starter<span class=\"token operator\">-<\/span>web<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>artifactId<span class=\"token operator\">&gt;<\/span>\r\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>dependency<span class=\"token operator\">&gt;<\/span>\r\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">!<\/span><span class=\"token comment\">-- AOP\u4f9d\u8d56\uff0c\u7528\u6765\u505a\u5207\u9762\u62e6\u622a --&gt;<\/span>\r\n<span class=\"token operator\">&lt;<\/span>dependency<span class=\"token operator\">&gt;<\/span>\r\n    <span class=\"token operator\">&lt;<\/span>groupId<span class=\"token operator\">&gt;<\/span>org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>boot<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>groupId<span class=\"token operator\">&gt;<\/span>\r\n    <span class=\"token operator\">&lt;<\/span>artifactId<span class=\"token operator\">&gt;<\/span>spring<span class=\"token operator\">-<\/span>boot<span class=\"token operator\">-<\/span>starter<span class=\"token operator\">-<\/span>aop<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>artifactId<span class=\"token operator\">&gt;<\/span>\r\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>dependency<span class=\"token operator\">&gt;<\/span>\r\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">!<\/span><span class=\"token comment\">-- \u53c2\u6570\u6821\u9a8c\u4f9d\u8d56\uff0c\u66ff\u4ee3\u624b\u5199if-else --&gt;<\/span>\r\n<span class=\"token operator\">&lt;<\/span>dependency<span class=\"token operator\">&gt;<\/span>\r\n    <span class=\"token operator\">&lt;<\/span>groupId<span class=\"token operator\">&gt;<\/span>org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>boot<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>groupId<span class=\"token operator\">&gt;<\/span>\r\n    <span class=\"token operator\">&lt;<\/span>artifactId<span class=\"token operator\">&gt;<\/span>spring<span class=\"token operator\">-<\/span>boot<span class=\"token operator\">-<\/span>starter<span class=\"token operator\">-<\/span>validation<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>artifactId<span class=\"token operator\">&gt;<\/span>\r\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>dependency<span class=\"token operator\">&gt;<\/span>\r\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">!<\/span><span class=\"token comment\">-- Lombok\uff0c\u5c11\u5199getter\/setter --&gt;<\/span>\r\n<span class=\"token operator\">&lt;<\/span>dependency<span class=\"token operator\">&gt;<\/span>\r\n    <span class=\"token operator\">&lt;<\/span>groupId<span class=\"token operator\">&gt;<\/span>org<span class=\"token punctuation\">.<\/span>projectlombok<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>groupId<span class=\"token operator\">&gt;<\/span>\r\n    <span class=\"token operator\">&lt;<\/span>artifactId<span class=\"token operator\">&gt;<\/span>lombok<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>artifactId<span class=\"token operator\">&gt;<\/span>\r\n    <span class=\"token operator\">&lt;<\/span>optional<span class=\"token operator\">&gt;<\/span><span class=\"token boolean\">true<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>optional<span class=\"token operator\">&gt;<\/span>\r\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>dependency<span class=\"token operator\">&gt;<\/span><\/code><\/pre>\n<ul id=\"code_id_1\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<li>21.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u4f9d\u8d56\u641e\u5b9a\uff0c\u54b1\u4eec\u5f00\u59cb\u5199\u6838\u5fc3\u4ee3\u7801\u3002<\/p>\n<h3>\u7b2c\u4e00\u6b65\uff1a\u5b9a\u4e49 \u201c\u5168\u80fd\u7ba1\u5bb6\u201d \u6ce8\u89e3 \u2014\u2014@AutoController<\/h3>\n<p>\u5148\u5199\u6ce8\u89e3\u672c\u8eab\uff0c\u4ee3\u7801\u5f88\u7b80\u5355\uff0c\u91cd\u70b9\u770b\u6ce8\u91ca\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_2\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token keyword\">import<\/span> java<span class=\"token punctuation\">.<\/span>lang<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span><span class=\"token operator\">*<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token comment\">\/**\r\n * \u4e00\u4e2a\u6ce8\u89e3\u5e72\u7ffb\u6240\u6709Controller\u7684\u6838\u5fc3\u6ce8\u89e3\r\n * \u8d34\u5728Controller\u7c7b\u6216\u65b9\u6cd5\u4e0a\uff0c\u81ea\u52a8\u5b9e\u73b0\uff1a\u53c2\u6570\u6821\u9a8c\u3001\u5f02\u5e38\u6355\u83b7\u3001\u7ed3\u679c\u5c01\u88c5\r\n *\/<\/span>\r\n<span class=\"token variable\">@Target<\/span><span class=\"token punctuation\">(<\/span>{ElementType<span class=\"token punctuation\">.<\/span><span class=\"token keyword\">TYPE<\/span><span class=\"token punctuation\">,<\/span> ElementType<span class=\"token punctuation\">.<\/span>METHOD}<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">\/\/ \u80fd\u8d34\u5728\u7c7b\u4e0a\u6216\u65b9\u6cd5\u4e0a<\/span>\r\n<span class=\"token variable\">@Retention<\/span><span class=\"token punctuation\">(<\/span>RetentionPolicy<span class=\"token punctuation\">.<\/span>RUNTIME<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">\/\/ \u8fd0\u884c\u65f6\u751f\u6548\uff08\u56e0\u4e3a\u8981\u5728\u7a0b\u5e8f\u8dd1\u7684\u65f6\u5019\u62e6\u622a\uff09<\/span>\r\n<span class=\"token variable\">@Documented<\/span> <span class=\"token comment\">\/\/ \u751f\u6210\u6587\u6863\u65f6\u4f1a\u663e\u793a\u8fd9\u4e2a\u6ce8\u89e3<\/span>\r\n<span class=\"token keyword\">public<\/span> <span class=\"token variable\">@interface<\/span> AutoController {\r\n    <span class=\"token comment\">\/**\r\n     * \u662f\u5426\u8df3\u8fc7\u53c2\u6570\u6821\u9a8c\uff08\u9ed8\u8ba4\u4e0d\u8df3\u8fc7\uff09\r\n     * \u6bd4\u5982\u67d0\u4e9b\u67e5\u8be2\u63a5\u53e3\u4e0d\u9700\u8981\u6821\u9a8c\u53c2\u6570\uff0c\u5c31\u53ef\u4ee5\u8bbe\u7f6e\u4e3atrue\r\n     *\/<\/span>\r\n    <span class=\"token keyword\">boolean<\/span> skipValidate<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">default<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\r\n    <span class=\"token comment\">\/**\r\n     * \u64cd\u4f5c\u63cf\u8ff0\uff08\u6bd4\u5982\u201c\u65b0\u589e\u7528\u6237\u201d\u201c\u5220\u9664\u8ba2\u5355\u201d\uff0c\u7528\u4e8e\u65e5\u5fd7\u6253\u5370\uff09\r\n     *\/<\/span>\r\n    String operation<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">default<\/span> <span class=\"token string\">\"\"<\/span><span class=\"token punctuation\">;<\/span>\r\n    <span class=\"token comment\">\/**\r\n     * \u662f\u5426\u9700\u8981\u767b\u5f55\uff08\u9ed8\u8ba4\u9700\u8981\uff09\r\n     * \u6bd4\u5982\u767b\u5f55\u63a5\u53e3\u672c\u8eab\u4e0d\u9700\u8981\u767b\u5f55\uff0c\u5c31\u8bbe\u7f6e\u4e3afalse\r\n     *\/<\/span>\r\n    <span class=\"token keyword\">boolean<\/span> needLogin<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">default<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span>\r\n}<\/code><\/pre>\n<ul id=\"code_id_2\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<li>21.<\/li>\n<li>22.<\/li>\n<li>23.<\/li>\n<li>24.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u770b\u5230\u6ca1\uff1f\u8fd9\u4e2a\u6ce8\u89e3\u5e26\u4e86\u4e09\u4e2a \u201c\u914d\u7f6e\u9879\u201d\uff0c\u90fd\u662f\u54b1\u4eec\u65e5\u5e38\u5f00\u53d1\u5e38\u7528\u7684\uff1a\u662f\u5426\u8df3\u8fc7\u53c2\u6570\u6821\u9a8c\u3001\u64cd\u4f5c\u63cf\u8ff0\u3001\u662f\u5426\u9700\u8981\u767b\u5f55\u3002\u8fd9\u6837\u4e00\u6765\uff0c\u6ce8\u89e3\u5c31\u4e0d\u662f\u6b7b\u7684\uff0c\u80fd\u6839\u636e\u4e0d\u540c\u63a5\u53e3\u7684\u9700\u6c42\u7075\u6d3b\u8c03\u6574 \u2014\u2014 \u6bd4\u5982\u767b\u5f55\u63a5\u53e3\uff0c\u54b1\u4eec\u5c31\u53ef\u4ee5\u8bbe\u7f6eneedLogin = false\uff0c\u907f\u514d\u81ea\u5df1\u62e6\u622a\u81ea\u5df1\u3002<\/p>\n<h3>\u7b2c\u4e8c\u6b65\uff1a\u5199 \u201c\u7ba1\u5bb6\u903b\u8f91\u201d \u4e4b\u4e00 \u2014\u2014 \u53c2\u6570\u6821\u9a8c\uff08\u4e0d\u7528\u518d\u5199 if-else\uff09<\/h3>\n<p>\u4ee5\u524d\u54b1\u4eec\u7528 Bean Validation \u7684@NotNull\u3001@Min\u8fd9\u4e9b\u6ce8\u89e3\uff0c\u8fd8\u5f97\u5728 Controller \u91cc\u52a0@Valid\uff0c\u7136\u540e\u7528BindingResult\u624b\u52a8\u5904\u7406\u6821\u9a8c\u7ed3\u679c\uff0c\u8fd8\u662f\u6709\u70b9\u9ebb\u70e6\u3002\u73b0\u5728\u54b1\u4eec\u7528@AutoController\uff0c\u76f4\u63a5\u628a\u8fd9\u4e9b\u6d3b\u513f\u5168\u81ea\u52a8\u5316\u3002<\/p>\n<p>\u5148\u5199\u4e00\u4e2a \u201c\u53c2\u6570\u6821\u9a8c\u5668\u201d\uff0c\u7528 Spring \u7684MethodArgumentResolver\u6269\u5c55\u70b9\uff0c\u4e13\u95e8\u5904\u7406\u8d34\u4e86@AutoController\u7684\u63a5\u53e3\u7684\u53c2\u6570\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_3\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token keyword\">import<\/span> lombok<span class=\"token punctuation\">.<\/span>RequiredArgsConstructor<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>MethodParameter<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>stereotype<span class=\"token punctuation\">.<\/span>Component<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>validation<span class=\"token punctuation\">.<\/span>BeanPropertyBindingResult<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>validation<span class=\"token punctuation\">.<\/span><span class=\"token keyword\">Errors<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>validation<span class=\"token punctuation\">.<\/span>Validator<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>bind<span class=\"token punctuation\">.<\/span>support<span class=\"token punctuation\">.<\/span>WebDataBinderFactory<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>context<span class=\"token punctuation\">.<\/span>request<span class=\"token punctuation\">.<\/span>NativeWebRequest<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>method<span class=\"token punctuation\">.<\/span>support<span class=\"token punctuation\">.<\/span>HandlerMethodArgumentResolver<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>method<span class=\"token punctuation\">.<\/span>support<span class=\"token punctuation\">.<\/span>ModelAndViewContainer<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> javax<span class=\"token punctuation\">.<\/span>servlet<span class=\"token punctuation\">.<\/span>http<span class=\"token punctuation\">.<\/span>HttpServletRequest<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token comment\">\/**\r\n * \u81ea\u52a8\u53c2\u6570\u6821\u9a8c\u5668\uff1a\u5904\u7406@AutoController\u6ce8\u89e3\u7684\u63a5\u53e3\u53c2\u6570\r\n *\/<\/span>\r\n<span class=\"token variable\">@Component<\/span>\r\n<span class=\"token variable\">@RequiredArgsConstructor<\/span> <span class=\"token comment\">\/\/ Lombok\u7684\u6ce8\u89e3\uff0c\u81ea\u52a8\u751f\u6210\u6784\u9020\u65b9\u6cd5\u6ce8\u5165\u4f9d\u8d56<\/span>\r\n<span class=\"token keyword\">public<\/span> class AutoControllerArgumentResolver implements HandlerMethodArgumentResolver {\r\n    <span class=\"token comment\">\/\/ Spring\u81ea\u5e26\u7684\u6821\u9a8c\u5668\uff0c\u4e0d\u7528\u81ea\u5df1\u5199<\/span>\r\n    private final Validator validator<span class=\"token punctuation\">;<\/span>\r\n    <span class=\"token comment\">\/\/ \u7b2c\u4e00\u6b65\uff1a\u5224\u65ad\u5f53\u524d\u53c2\u6570\u662f\u5426\u9700\u8981\u7528\u8fd9\u4e2a\u89e3\u6790\u5668\u5904\u7406<\/span>\r\n    <span class=\"token variable\">@Override<\/span>\r\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">boolean<\/span> supportsParameter<span class=\"token punctuation\">(<\/span>MethodParameter parameter<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u6761\u4ef6\uff1a1. \u65b9\u6cd5\u6216\u7c7b\u4e0a\u6709@AutoController\u6ce8\u89e3\uff1b2. \u4e0d\u9700\u8981\u8df3\u8fc7\u6821\u9a8c\uff1b3. \u53c2\u6570\u662f\u5b9e\u4f53\u7c7b\uff08\u4e0d\u662f\u57fa\u672c\u7c7b\u578b\uff09<\/span>\r\n        AutoController autoController <span class=\"token operator\">=<\/span> getAutoControllerAnnotation<span class=\"token punctuation\">(<\/span>parameter<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token keyword\">return<\/span> autoController <span class=\"token operator\">!=<\/span> <span class=\"token boolean\">null<\/span> \r\n                <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token operator\">!<\/span>autoController<span class=\"token punctuation\">.<\/span>skipValidate<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> \r\n                <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token operator\">!<\/span>parameter<span class=\"token punctuation\">.<\/span>getParameterType<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>isPrimitive<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n    <span class=\"token comment\">\/\/ \u7b2c\u4e8c\u6b65\uff1a\u5904\u7406\u53c2\u6570\uff08\u6838\u5fc3\u903b\u8f91\uff1a\u6821\u9a8c\u53c2\u6570\uff0c\u5e76\u629b\u51fa\u5f02\u5e38\uff09<\/span>\r\n    <span class=\"token variable\">@Override<\/span>\r\n    <span class=\"token keyword\">public<\/span> Object resolveArgument<span class=\"token punctuation\">(<\/span>MethodParameter parameter<span class=\"token punctuation\">,<\/span> ModelAndViewContainer mavContainer<span class=\"token punctuation\">,<\/span>\r\n                                  NativeWebRequest webRequest<span class=\"token punctuation\">,<\/span> WebDataBinderFactory binderFactory<span class=\"token punctuation\">)<\/span> throws Exception {\r\n        <span class=\"token comment\">\/\/ 1. \u83b7\u53d6\u8bf7\u6c42\u53c2\u6570\uff08\u6bd4\u5982@RequestBody\u7684UserDTO\uff09<\/span>\r\n        HttpServletRequest request <span class=\"token operator\">=<\/span> webRequest<span class=\"token punctuation\">.<\/span>getNativeRequest<span class=\"token punctuation\">(<\/span>HttpServletRequest<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        Object parameterValue <span class=\"token operator\">=<\/span> request<span class=\"token punctuation\">.<\/span>getAttribute<span class=\"token punctuation\">(<\/span>parameter<span class=\"token punctuation\">.<\/span>getParameterName<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>parameterValue <span class=\"token operator\">=<\/span><span class=\"token operator\">=<\/span> <span class=\"token boolean\">null<\/span><span class=\"token punctuation\">)<\/span> {\r\n            <span class=\"token comment\">\/\/ \u5982\u679c\u53c2\u6570\u4e3a\u7a7a\uff0c\u76f4\u63a5\u629b\u4e1a\u52a1\u5f02\u5e38<\/span>\r\n            throw new BusinessException<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u53c2\u6570\u4e0d\u80fd\u4e3a\u7a7a\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        }\r\n        <span class=\"token comment\">\/\/ 2. \u7528Spring\u7684\u6821\u9a8c\u5668\u6821\u9a8c\u53c2\u6570\uff08\u6bd4\u5982@NotNull\u3001@Min\u8fd9\u4e9b\u6ce8\u89e3\uff09<\/span>\r\n        <span class=\"token keyword\">Errors<\/span> <span class=\"token keyword\">errors<\/span> <span class=\"token operator\">=<\/span> new BeanPropertyBindingResult<span class=\"token punctuation\">(<\/span>parameterValue<span class=\"token punctuation\">,<\/span> parameter<span class=\"token punctuation\">.<\/span>getParameterName<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        validator<span class=\"token punctuation\">.<\/span>validate<span class=\"token punctuation\">(<\/span>parameterValue<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">errors<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token comment\">\/\/ 3. \u5982\u679c\u6709\u6821\u9a8c\u9519\u8bef\uff0c\u62fc\u63a5\u9519\u8bef\u4fe1\u606f\u5e76\u629b\u5f02\u5e38<\/span>\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">errors<\/span><span class=\"token punctuation\">.<\/span>hasErrors<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> {\r\n            StringBuilder errorMsg <span class=\"token operator\">=<\/span> new StringBuilder<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token keyword\">errors<\/span><span class=\"token punctuation\">.<\/span>getFieldErrors<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>forEach<span class=\"token punctuation\">(<\/span>fieldError <span class=\"token operator\">-<\/span><span class=\"token operator\">&gt;<\/span> {\r\n                errorMsg<span class=\"token punctuation\">.<\/span>append<span class=\"token punctuation\">(<\/span>fieldError<span class=\"token punctuation\">.<\/span>getField<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>append<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\uff1a\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>append<span class=\"token punctuation\">(<\/span>fieldError<span class=\"token punctuation\">.<\/span>getDefaultMessage<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>append<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\uff1b\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n            }<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token comment\">\/\/ \u629b\u81ea\u5b9a\u4e49\u7684\u4e1a\u52a1\u5f02\u5e38\uff0c\u540e\u9762\u4f1a\u7edf\u4e00\u5904\u7406<\/span>\r\n            throw new BusinessException<span class=\"token punctuation\">(<\/span>errorMsg<span class=\"token punctuation\">.<\/span>toString<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>substring<span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> errorMsg<span class=\"token punctuation\">.<\/span>length<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">-<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        }\r\n        <span class=\"token comment\">\/\/ 4. \u6821\u9a8c\u901a\u8fc7\uff0c\u8fd4\u56de\u53c2\u6570\uff08\u7ed9Controller\u65b9\u6cd5\u7528\uff09<\/span>\r\n        <span class=\"token keyword\">return<\/span> parameterValue<span class=\"token punctuation\">;<\/span>\r\n    }\r\n    <span class=\"token comment\">\/\/ \u5de5\u5177\u65b9\u6cd5\uff1a\u83b7\u53d6\u65b9\u6cd5\u6216\u7c7b\u4e0a\u7684@AutoController\u6ce8\u89e3<\/span>\r\n    private AutoController getAutoControllerAnnotation<span class=\"token punctuation\">(<\/span>MethodParameter parameter<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u5148\u770b\u65b9\u6cd5\u4e0a\u6709\u6ca1\u6709<\/span>\r\n        AutoController methodAnnotation <span class=\"token operator\">=<\/span> parameter<span class=\"token punctuation\">.<\/span>getMethodAnnotation<span class=\"token punctuation\">(<\/span>AutoController<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>methodAnnotation <span class=\"token operator\">!=<\/span> <span class=\"token boolean\">null<\/span><span class=\"token punctuation\">)<\/span> {\r\n            <span class=\"token keyword\">return<\/span> methodAnnotation<span class=\"token punctuation\">;<\/span>\r\n        }\r\n        <span class=\"token comment\">\/\/ \u65b9\u6cd5\u4e0a\u6ca1\u6709\uff0c\u518d\u770b\u7c7b\u4e0a\u6709\u6ca1\u6709<\/span>\r\n        <span class=\"token keyword\">return<\/span> parameter<span class=\"token punctuation\">.<\/span>getContainingClass<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>getAnnotation<span class=\"token punctuation\">(<\/span>AutoController<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n}<\/code><\/pre>\n<ul id=\"code_id_3\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<li>21.<\/li>\n<li>22.<\/li>\n<li>23.<\/li>\n<li>24.<\/li>\n<li>25.<\/li>\n<li>26.<\/li>\n<li>27.<\/li>\n<li>28.<\/li>\n<li>29.<\/li>\n<li>30.<\/li>\n<li>31.<\/li>\n<li>32.<\/li>\n<li>33.<\/li>\n<li>34.<\/li>\n<li>35.<\/li>\n<li>36.<\/li>\n<li>37.<\/li>\n<li>38.<\/li>\n<li>39.<\/li>\n<li>40.<\/li>\n<li>41.<\/li>\n<li>42.<\/li>\n<li>43.<\/li>\n<li>44.<\/li>\n<li>45.<\/li>\n<li>46.<\/li>\n<li>47.<\/li>\n<li>48.<\/li>\n<li>49.<\/li>\n<li>50.<\/li>\n<li>51.<\/li>\n<li>52.<\/li>\n<li>53.<\/li>\n<li>54.<\/li>\n<li>55.<\/li>\n<li>56.<\/li>\n<li>57.<\/li>\n<li>58.<\/li>\n<li>59.<\/li>\n<li>60.<\/li>\n<li>61.<\/li>\n<li>62.<\/li>\n<li>63.<\/li>\n<li>64.<\/li>\n<li>65.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u8fd9\u91cc\u6709\u4e2a\u5c0f\u7ec6\u8282\uff1a\u54b1\u4eec\u7528BusinessException\u8fd9\u4e2a\u81ea\u5b9a\u4e49\u5f02\u5e38\u6765\u629b\u6821\u9a8c\u9519\u8bef\uff0c\u540e\u9762\u4f1a\u7edf\u4e00\u6355\u83b7\u8fd9\u4e2a\u5f02\u5e38\uff0c\u4e0d\u7528\u5728\u6bcf\u4e2a\u63a5\u53e3\u91cc\u5199if (errors.hasErrors())\u4e86\u3002\u5f53\u7136\uff0c\u8fd8\u5f97\u628a\u8fd9\u4e2a\u53c2\u6570\u89e3\u6790\u5668\u6ce8\u518c\u5230 Spring \u91cc\uff0c\u4e0d\u7136 Spring \u4e0d\u8ba4\u8bc6\u5b83\u3002\u5199\u4e2a\u914d\u7f6e\u7c7b\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_4\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>context<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span>Configuration<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>method<span class=\"token punctuation\">.<\/span>support<span class=\"token punctuation\">.<\/span>HandlerMethodArgumentResolver<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>servlet<span class=\"token punctuation\">.<\/span>config<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span>WebMvcConfigurer<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> java<span class=\"token punctuation\">.<\/span>util<span class=\"token punctuation\">.<\/span>List<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token variable\">@Configuration<\/span>\r\n<span class=\"token keyword\">public<\/span> class WebMvcConfig implements WebMvcConfigurer {\r\n    private final AutoControllerArgumentResolver autoControllerArgumentResolver<span class=\"token punctuation\">;<\/span>\r\n    <span class=\"token comment\">\/\/ \u6784\u9020\u65b9\u6cd5\u6ce8\u5165\u53c2\u6570\u89e3\u6790\u5668<\/span>\r\n    <span class=\"token keyword\">public<\/span> WebMvcConfig<span class=\"token punctuation\">(<\/span>AutoControllerArgumentResolver autoControllerArgumentResolver<span class=\"token punctuation\">)<\/span> {\r\n        this<span class=\"token punctuation\">.<\/span>autoControllerArgumentResolver <span class=\"token operator\">=<\/span> autoControllerArgumentResolver<span class=\"token punctuation\">;<\/span>\r\n    }\r\n    <span class=\"token comment\">\/\/ \u6ce8\u518c\u53c2\u6570\u89e3\u6790\u5668<\/span>\r\n    <span class=\"token variable\">@Override<\/span>\r\n    <span class=\"token keyword\">public<\/span> void addArgumentResolvers<span class=\"token punctuation\">(<\/span>List<span class=\"token operator\">&lt;<\/span>HandlerMethodArgumentResolver<span class=\"token operator\">&gt;<\/span> resolvers<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u628a\u54b1\u4eec\u7684\u89e3\u6790\u5668\u52a0\u8fdb\u53bb\uff0c\u6ce8\u610f\u987a\u5e8f\uff08\u52a0\u5728\u524d\u9762\uff0c\u4f18\u5148\u6267\u884c\uff09<\/span>\r\n        resolvers<span class=\"token punctuation\">.<\/span><span class=\"token keyword\">add<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> autoControllerArgumentResolver<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n}<\/code><\/pre>\n<ul id=\"code_id_4\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u5230\u8fd9\u513f\uff0c\u53c2\u6570\u6821\u9a8c\u7684\u903b\u8f91\u5c31\u641e\u5b9a\u4e86\u3002\u4ee5\u540e\u54b1\u4eec\u5728 DTO \u91cc\u52a0@NotNull\u8fd9\u4e9b\u6ce8\u89e3\uff0c\u518d\u7ed9 Controller \u8d34\u4e2a@AutoController\uff0c\u5c31\u4e0d\u7528\u624b\u52a8\u5904\u7406\u6821\u9a8c\u7ed3\u679c\u4e86 \u2014\u2014 \u6821\u9a8c\u5931\u8d25\u4f1a\u81ea\u52a8\u629b\u5f02\u5e38\uff0c\u6821\u9a8c\u6210\u529f\u76f4\u63a5\u628a\u53c2\u6570\u4f20\u7ed9 Controller \u65b9\u6cd5\u3002<\/p>\n<h3>\u7b2c\u4e09\u6b65\uff1a\u5199 \u201c\u7ba1\u5bb6\u903b\u8f91\u201d \u4e4b\u4e8c \u2014\u2014 \u7edf\u4e00\u5f02\u5e38\u6355\u83b7\uff08\u4e0d\u7528\u518d\u5199 try-catch\uff09<\/h3>\n<p>\u4ee5\u524d\u6bcf\u4e2a\u63a5\u53e3\u90fd\u8981\u5305try-catch\uff0c\u73b0\u5728\u54b1\u4eec\u7528 Spring \u7684@RestControllerAdvice+@ExceptionHandler\uff0c\u5199\u4e00\u4e2a\u5168\u5c40\u5f02\u5e38\u5904\u7406\u5668\uff0c\u7edf\u4e00\u6355\u83b7\u6240\u6709\u5f02\u5e38\uff0c\u5305\u62ec\u54b1\u4eec\u521a\u624d\u629b\u7684BusinessException\u3002<\/p>\n<p>\u5148\u5b9a\u4e49\u4e24\u4e2a\u81ea\u5b9a\u4e49\u5f02\u5e38\uff08\u4e1a\u52a1\u5f02\u5e38\u548c\u767b\u5f55\u5f02\u5e38\uff09\uff0c\u65b9\u4fbf\u533a\u5206\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_5\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token comment\">\/\/ \u4e1a\u52a1\u5f02\u5e38\uff1a\u6bd4\u5982\u53c2\u6570\u9519\u8bef\u3001\u4e1a\u52a1\u903b\u8f91\u9519\u8bef\uff08\u5982\u201c\u7528\u6237\u5df2\u5b58\u5728\u201d\uff09<\/span>\r\n<span class=\"token variable\">@Data<\/span>\r\n<span class=\"token variable\">@AllArgsConstructor<\/span>\r\n<span class=\"token variable\">@NoArgsConstructor<\/span>\r\n<span class=\"token keyword\">public<\/span> class BusinessException extends RuntimeException {\r\n    private <span class=\"token keyword\">Integer<\/span> code <span class=\"token operator\">=<\/span> <span class=\"token number\">400<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u9ed8\u8ba4\u9519\u8bef\u7801400\uff08.bad request\uff09<\/span>\r\n    private String message<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u9519\u8bef\u4fe1\u606f<\/span>\r\n    <span class=\"token comment\">\/\/ \u91cd\u8f7d\u6784\u9020\u65b9\u6cd5\uff0c\u65b9\u4fbf\u53ea\u4f20\u9519\u8bef\u4fe1\u606f<\/span>\r\n    <span class=\"token keyword\">public<\/span> BusinessException<span class=\"token punctuation\">(<\/span>String message<span class=\"token punctuation\">)<\/span> {\r\n        this<span class=\"token punctuation\">.<\/span>message <span class=\"token operator\">=<\/span> message<span class=\"token punctuation\">;<\/span>\r\n    }\r\n}\r\n<span class=\"token comment\">\/\/ \u767b\u5f55\u5f02\u5e38\uff1a\u6bd4\u5982\u201c\u672a\u767b\u5f55\u201d\u201ctoken\u8fc7\u671f\u201d<\/span>\r\n<span class=\"token variable\">@Data<\/span>\r\n<span class=\"token variable\">@AllArgsConstructor<\/span>\r\n<span class=\"token variable\">@NoArgsConstructor<\/span>\r\n<span class=\"token keyword\">public<\/span> class LoginException extends RuntimeException {\r\n    private <span class=\"token keyword\">Integer<\/span> code <span class=\"token operator\">=<\/span> <span class=\"token number\">401<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u9ed8\u8ba4\u9519\u8bef\u7801401\uff08unauthorized\uff09<\/span>\r\n    private String message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u8bf7\u5148\u767b\u5f55\"<\/span><span class=\"token punctuation\">;<\/span>\r\n}<\/code><\/pre>\n<ul id=\"code_id_5\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u7136\u540e\u5199\u5168\u5c40\u5f02\u5e38\u5904\u7406\u5668\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_6\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token keyword\">import<\/span> lombok<span class=\"token punctuation\">.<\/span>extern<span class=\"token punctuation\">.<\/span>slf4j<span class=\"token punctuation\">.<\/span>Slf4j<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>http<span class=\"token punctuation\">.<\/span>HttpStatus<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>bind<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span>ExceptionHandler<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>bind<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span>ResponseStatus<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>bind<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span>RestControllerAdvice<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token comment\">\/**\r\n * \u5168\u5c40\u5f02\u5e38\u5904\u7406\u5668\uff1a\u7edf\u4e00\u5904\u7406\u6240\u6709\u5f02\u5e38\uff0c\u914d\u5408@AutoController\u4f7f\u7528\r\n *\/<\/span>\r\n<span class=\"token variable\">@RestControllerAdvice<\/span> <span class=\"token comment\">\/\/ \u5168\u5c40\u751f\u6548\uff0c\u53ea\u5904\u7406@RestController\u7684\u5f02\u5e38<\/span>\r\n<span class=\"token variable\">@Slf4j<\/span>\r\n<span class=\"token keyword\">public<\/span> class AutoControllerExceptionHandler {\r\n    <span class=\"token comment\">\/\/ \u5904\u7406\u4e1a\u52a1\u5f02\u5e38\uff08BusinessException\uff09<\/span>\r\n    <span class=\"token variable\">@ExceptionHandler<\/span><span class=\"token punctuation\">(<\/span>BusinessException<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token keyword\">public<\/span> Result<span class=\"token operator\">&lt;<\/span>?<span class=\"token operator\">&gt;<\/span> handleBusinessException<span class=\"token punctuation\">(<\/span>BusinessException e<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u6253\u5370\u9519\u8bef\u65e5\u5fd7\uff08\u65b9\u4fbf\u6392\u67e5\u95ee\u9898\uff09<\/span>\r\n        log<span class=\"token punctuation\">.<\/span>warn<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u4e1a\u52a1\u5f02\u5e38\uff1a{}\"<\/span><span class=\"token punctuation\">,<\/span> e<span class=\"token punctuation\">.<\/span>getMessage<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token comment\">\/\/ \u8fd4\u56de\u9519\u8bef\u7ed3\u679c\uff08\u7edf\u4e00\u683c\u5f0f\uff09<\/span>\r\n        <span class=\"token keyword\">return<\/span> Result<span class=\"token punctuation\">.<\/span>fail<span class=\"token punctuation\">(<\/span>e<span class=\"token punctuation\">.<\/span>getCode<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> e<span class=\"token punctuation\">.<\/span>getMessage<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n    <span class=\"token comment\">\/\/ \u5904\u7406\u767b\u5f55\u5f02\u5e38\uff08LoginException\uff09<\/span>\r\n    <span class=\"token variable\">@ExceptionHandler<\/span><span class=\"token punctuation\">(<\/span>LoginException<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token keyword\">public<\/span> Result<span class=\"token operator\">&lt;<\/span>?<span class=\"token operator\">&gt;<\/span> handleLoginException<span class=\"token punctuation\">(<\/span>LoginException e<span class=\"token punctuation\">)<\/span> {\r\n        log<span class=\"token punctuation\">.<\/span>warn<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u767b\u5f55\u5f02\u5e38\uff1a{}\"<\/span><span class=\"token punctuation\">,<\/span> e<span class=\"token punctuation\">.<\/span>getMessage<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token keyword\">return<\/span> Result<span class=\"token punctuation\">.<\/span>fail<span class=\"token punctuation\">(<\/span>e<span class=\"token punctuation\">.<\/span>getCode<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> e<span class=\"token punctuation\">.<\/span>getMessage<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n    <span class=\"token comment\">\/\/ \u5904\u7406\u672a\u77e5\u5f02\u5e38\uff08\u6240\u6709\u6ca1\u88ab\u6355\u83b7\u7684\u5f02\u5e38\uff09<\/span>\r\n    <span class=\"token variable\">@ExceptionHandler<\/span><span class=\"token punctuation\">(<\/span>Exception<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token variable\">@ResponseStatus<\/span><span class=\"token punctuation\">(<\/span>HttpStatus<span class=\"token punctuation\">.<\/span>INTERNAL_SERVER_ERROR<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">\/\/ \u8fd4\u56de500\u72b6\u6001\u7801<\/span>\r\n    <span class=\"token keyword\">public<\/span> Result<span class=\"token operator\">&lt;<\/span>?<span class=\"token operator\">&gt;<\/span> handleUnknownException<span class=\"token punctuation\">(<\/span>Exception e<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u672a\u77e5\u5f02\u5e38\u8981\u6253\u5370\u5b8c\u6574\u5806\u6808\uff08\u65b9\u4fbf\u6392\u67e5\uff09<\/span>\r\n        log<span class=\"token punctuation\">.<\/span>error<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u7cfb\u7edf\u5f02\u5e38\uff1a\"<\/span><span class=\"token punctuation\">,<\/span> e<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token comment\">\/\/ \u8fd4\u56de\u901a\u7528\u9519\u8bef\u4fe1\u606f\uff08\u522b\u628a\u5177\u4f53\u5f02\u5e38\u4fe1\u606f\u8fd4\u56de\u7ed9\u524d\u7aef\uff0c\u4e0d\u5b89\u5168\uff09<\/span>\r\n        <span class=\"token keyword\">return<\/span> Result<span class=\"token punctuation\">.<\/span>fail<span class=\"token punctuation\">(<\/span><span class=\"token number\">500<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"\u7cfb\u7edf\u5f00\u4e86\u4e2a\u5c0f\u5dee\uff0c\u8bf7\u7a0d\u540e\u518d\u8bd5~\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n}<\/code><\/pre>\n<ul id=\"code_id_6\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<li>21.<\/li>\n<li>22.<\/li>\n<li>23.<\/li>\n<li>24.<\/li>\n<li>25.<\/li>\n<li>26.<\/li>\n<li>27.<\/li>\n<li>28.<\/li>\n<li>29.<\/li>\n<li>30.<\/li>\n<li>31.<\/li>\n<li>32.<\/li>\n<li>33.<\/li>\n<li>34.<\/li>\n<li>35.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u8fd9\u91cc\u6709\u4e2a\u5173\u952e\u70b9\uff1a\u54b1\u4eec\u8fd4\u56de\u7684\u662fResult\u5bf9\u8c61\uff0c\u8fd9\u662f\u7edf\u4e00\u7684\u8fd4\u56de\u683c\u5f0f\u3002\u54b1\u4eec\u987a\u4fbf\u628aResult\u7c7b\u4e5f\u5199\u4e86\uff0c\u4ee5\u540e\u6240\u6709\u63a5\u53e3\u90fd\u7528\u8fd9\u4e2a\u683c\u5f0f\u8fd4\u56de\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_7\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token keyword\">import<\/span> lombok<span class=\"token punctuation\">.<\/span><span class=\"token keyword\">Data<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token comment\">\/**\r\n * \u7edf\u4e00\u8fd4\u56de\u7ed3\u679c\u7c7b\r\n * \u6240\u6709\u63a5\u53e3\u90fd\u8fd4\u56de\u8fd9\u4e2a\u683c\u5f0f\uff0c\u524d\u7aef\u597d\u5904\u7406\r\n *\/<\/span>\r\n<span class=\"token variable\">@Data<\/span>\r\n<span class=\"token keyword\">public<\/span> class Result<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> {\r\n    <span class=\"token comment\">\/\/ \u72b6\u6001\u7801\uff1a200\u6210\u529f\uff0c400\u4e1a\u52a1\u9519\u8bef\uff0c401\u672a\u767b\u5f55\uff0c500\u7cfb\u7edf\u9519\u8bef<\/span>\r\n    private <span class=\"token keyword\">Integer<\/span> code<span class=\"token punctuation\">;<\/span>\r\n    <span class=\"token comment\">\/\/ \u63d0\u793a\u4fe1\u606f<\/span>\r\n    private String message<span class=\"token punctuation\">;<\/span>\r\n    <span class=\"token comment\">\/\/ \u4e1a\u52a1\u6570\u636e\uff08\u6210\u529f\u65f6\u8fd4\u56de\uff09<\/span>\r\n    private T <span class=\"token keyword\">data<\/span><span class=\"token punctuation\">;<\/span>\r\n    <span class=\"token comment\">\/\/ \u6210\u529f\uff1a\u5e26\u6570\u636e<\/span>\r\n    <span class=\"token keyword\">public<\/span> static <span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> Result<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> success<span class=\"token punctuation\">(<\/span>T <span class=\"token keyword\">data<\/span><span class=\"token punctuation\">,<\/span> String message<span class=\"token punctuation\">)<\/span> {\r\n        Result<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> result <span class=\"token operator\">=<\/span> new Result<span class=\"token operator\">&lt;&gt;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        result<span class=\"token punctuation\">.<\/span>setCode<span class=\"token punctuation\">(<\/span><span class=\"token number\">200<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        result<span class=\"token punctuation\">.<\/span>setMessage<span class=\"token punctuation\">(<\/span>message<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        result<span class=\"token punctuation\">.<\/span>setData<span class=\"token punctuation\">(<\/span><span class=\"token keyword\">data<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token keyword\">return<\/span> result<span class=\"token punctuation\">;<\/span>\r\n    }\r\n    <span class=\"token comment\">\/\/ \u6210\u529f\uff1a\u4e0d\u5e26\u6570\u636e\uff08\u6bd4\u5982\u5220\u9664\u63a5\u53e3\uff09<\/span>\r\n    <span class=\"token keyword\">public<\/span> static <span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> Result<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> success<span class=\"token punctuation\">(<\/span>String message<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token keyword\">return<\/span> success<span class=\"token punctuation\">(<\/span><span class=\"token boolean\">null<\/span><span class=\"token punctuation\">,<\/span> message<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n    <span class=\"token comment\">\/\/ \u5931\u8d25\uff1a\u5e26\u9519\u8bef\u7801\u548c\u4fe1\u606f<\/span>\r\n    <span class=\"token keyword\">public<\/span> static <span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> Result<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> fail<span class=\"token punctuation\">(<\/span><span class=\"token keyword\">Integer<\/span> code<span class=\"token punctuation\">,<\/span> String message<span class=\"token punctuation\">)<\/span> {\r\n        Result<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> result <span class=\"token operator\">=<\/span> new Result<span class=\"token operator\">&lt;&gt;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        result<span class=\"token punctuation\">.<\/span>setCode<span class=\"token punctuation\">(<\/span>code<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        result<span class=\"token punctuation\">.<\/span>setMessage<span class=\"token punctuation\">(<\/span>message<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        result<span class=\"token punctuation\">.<\/span>setData<span class=\"token punctuation\">(<\/span><span class=\"token boolean\">null<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token keyword\">return<\/span> result<span class=\"token punctuation\">;<\/span>\r\n    }\r\n    <span class=\"token comment\">\/\/ \u5931\u8d25\uff1a\u9ed8\u8ba4\u9519\u8bef\u7801400<\/span>\r\n    <span class=\"token keyword\">public<\/span> static <span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> Result<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span> fail<span class=\"token punctuation\">(<\/span>String message<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token keyword\">return<\/span> fail<span class=\"token punctuation\">(<\/span><span class=\"token number\">400<\/span><span class=\"token punctuation\">,<\/span> message<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n}<\/code><\/pre>\n<ul id=\"code_id_7\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<li>21.<\/li>\n<li>22.<\/li>\n<li>23.<\/li>\n<li>24.<\/li>\n<li>25.<\/li>\n<li>26.<\/li>\n<li>27.<\/li>\n<li>28.<\/li>\n<li>29.<\/li>\n<li>30.<\/li>\n<li>31.<\/li>\n<li>32.<\/li>\n<li>33.<\/li>\n<li>34.<\/li>\n<li>35.<\/li>\n<li>36.<\/li>\n<li>37.<\/li>\n<li>38.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u5230\u8fd9\u513f\uff0c\u5f02\u5e38\u6355\u83b7\u7684\u903b\u8f91\u5c31\u641e\u5b9a\u4e86\u3002\u4ee5\u540e Controller \u91cc\u4e0d\u7528\u518d\u5199try-catch\u4e86 \u2014\u2014 \u4e0d\u7ba1\u662f\u4e1a\u52a1\u5f02\u5e38\u3001\u767b\u5f55\u5f02\u5e38\uff0c\u8fd8\u662f\u672a\u77e5\u5f02\u5e38\uff0c\u90fd\u4f1a\u88ab\u8fd9\u4e2a\u5904\u7406\u5668\u7edf\u4e00\u6355\u83b7\uff0c\u7136\u540e\u8fd4\u56de\u7edf\u4e00\u683c\u5f0f\u7684\u9519\u8bef\u4fe1\u606f\u3002<\/p>\n<h3>\u7b2c\u56db\u6b65\uff1a\u5199 \u201c\u7ba1\u5bb6\u903b\u8f91\u201d \u4e4b\u4e09 \u2014\u2014 \u767b\u5f55\u6821\u9a8c\uff08\u4e0d\u7528\u518d\u5199 token \u5224\u65ad\uff09<\/h3>\n<p>\u5f88\u591a\u63a5\u53e3\u90fd\u9700\u8981\u767b\u5f55\u624d\u80fd\u8bbf\u95ee\uff0c\u4ee5\u524d\u54b1\u4eec\u53ef\u80fd\u4f1a\u5728\u6bcf\u4e2a\u63a5\u53e3\u91cc\u5224\u65adtoken\u662f\u5426\u6709\u6548\uff0c\u6216\u8005\u7528 Spring Security\u3002\u4f46 Spring Security \u5bf9\u65b0\u624b\u4e0d\u592a\u53cb\u597d\uff0c\u54b1\u4eec\u7528@AutoController\u7684needLogin\u5c5e\u6027\uff0c\u914d\u5408 AOP \u6765\u505a\u767b\u5f55\u6821\u9a8c\uff0c\u66f4\u7b80\u5355\u76f4\u89c2\u3002<\/p>\n<p>\u5148\u5199\u4e00\u4e2a AOP \u5207\u9762\uff0c\u4e13\u95e8\u5904\u7406\u767b\u5f55\u6821\u9a8c\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_8\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token keyword\">import<\/span> lombok<span class=\"token punctuation\">.<\/span>RequiredArgsConstructor<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> lombok<span class=\"token punctuation\">.<\/span>extern<span class=\"token punctuation\">.<\/span>slf4j<span class=\"token punctuation\">.<\/span>Slf4j<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>aspectj<span class=\"token punctuation\">.<\/span>lang<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span>Aspect<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>aspectj<span class=\"token punctuation\">.<\/span>lang<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span>Before<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>aspectj<span class=\"token punctuation\">.<\/span>lang<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span>Pointcut<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>stereotype<span class=\"token punctuation\">.<\/span>Component<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>context<span class=\"token punctuation\">.<\/span>request<span class=\"token punctuation\">.<\/span>RequestContextHolder<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>context<span class=\"token punctuation\">.<\/span>request<span class=\"token punctuation\">.<\/span>ServletRequestAttributes<span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token keyword\">import<\/span> javax<span class=\"token punctuation\">.<\/span>servlet<span class=\"token punctuation\">.<\/span>http<span class=\"token punctuation\">.<\/span>HttpServletRequest<span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token comment\">\/**\r\n * \u767b\u5f55\u6821\u9a8c\u5207\u9762\uff1a\u914d\u5408@AutoController\u7684needLogin\u5c5e\u6027\u4f7f\u7528\r\n *\/<\/span>\r\n<span class=\"token variable\">@Aspect<\/span><span class=\"token comment\">\/\/ \u6807\u8bb0\u8fd9\u662f\u4e00\u4e2aAOP\u5207\u9762<\/span>\r\n<span class=\"token variable\">@Component<\/span><span class=\"token comment\">\/\/ \u6ce8\u518c\u5230Spring\u5bb9\u5668<\/span>\r\n<span class=\"token variable\">@Slf4j<\/span>\r\n<span class=\"token variable\">@RequiredArgsConstructor<\/span>\r\npublicclass AutoControllerLoginAspect {\r\n\r\n    <span class=\"token comment\">\/\/ \u5047\u8bbe\u8fd9\u662f\u767b\u5f55\u670d\u52a1\uff0c\u7528\u6765\u6821\u9a8ctoken\u662f\u5426\u6709\u6548\uff08\u5b9e\u9645\u9879\u76ee\u91cc\u66ff\u6362\u6210\u4f60\u7684\u767b\u5f55\u903b\u8f91\uff09<\/span>\r\n    privatefinal LoginService loginService<span class=\"token punctuation\">;<\/span>\r\n\r\n    <span class=\"token comment\">\/\/ \u5207\u5165\u70b9\uff1a\u6240\u6709\u8d34\u4e86@AutoController\u6ce8\u89e3\u7684\u65b9\u6cd5\u6216\u7c7b<\/span>\r\n    <span class=\"token variable\">@Pointcut<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"@annotation(com.xxx.annotation.AutoController) || @within(com.xxx.annotation.AutoController)\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token keyword\">public<\/span> void autoControllerPointcut<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> {}\r\n\r\n    <span class=\"token comment\">\/\/ \u524d\u7f6e\u901a\u77e5\uff1a\u5728\u65b9\u6cd5\u6267\u884c\u524d\u505a\u767b\u5f55\u6821\u9a8c<\/span>\r\n    <span class=\"token variable\">@Before<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"autoControllerPointcut() &amp;&amp; @annotation(autoController)\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token keyword\">public<\/span> void doLoginCheck<span class=\"token punctuation\">(<\/span>AutoController autoController<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ 1. \u5224\u65ad\u662f\u5426\u9700\u8981\u767b\u5f55\uff08\u5982\u679cneedLogin\u4e3afalse\uff0c\u76f4\u63a5\u8df3\u8fc7\uff09<\/span>\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>autoController<span class=\"token punctuation\">.<\/span>needLogin<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> {\r\n            log<span class=\"token punctuation\">.<\/span>debug<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u63a5\u53e3\u65e0\u9700\u767b\u5f55\uff0c\u8df3\u8fc7\u6821\u9a8c\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span>\r\n        }\r\n\r\n        <span class=\"token comment\">\/\/ 2. \u83b7\u53d6\u8bf7\u6c42\u5934\u91cc\u7684token\uff08\u5b9e\u9645\u9879\u76ee\u91cc\u53ef\u80fd\u662fAuthorization\u5934\uff09<\/span>\r\n        ServletRequestAttributes attributes <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span>ServletRequestAttributes<span class=\"token punctuation\">)<\/span> RequestContextHolder<span class=\"token punctuation\">.<\/span>getRequestAttributes<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        HttpServletRequest request <span class=\"token operator\">=<\/span> attributes<span class=\"token punctuation\">.<\/span>getRequest<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        String token <span class=\"token operator\">=<\/span> request<span class=\"token punctuation\">.<\/span>getHeader<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"token\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n        <span class=\"token comment\">\/\/ 3. \u6821\u9a8ctoken\uff08\u8c03\u7528\u767b\u5f55\u670d\u52a1\uff0c\u5b9e\u9645\u9879\u76ee\u91cc\u66ff\u6362\u6210\u4f60\u7684\u903b\u8f91\uff09<\/span>\r\n        <span class=\"token keyword\">boolean<\/span> isTokenValid <span class=\"token operator\">=<\/span> loginService<span class=\"token punctuation\">.<\/span>validateToken<span class=\"token punctuation\">(<\/span>token<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>isTokenValid<span class=\"token punctuation\">)<\/span> {\r\n            <span class=\"token comment\">\/\/ token\u65e0\u6548\u6216\u8fc7\u671f\uff0c\u629b\u767b\u5f55\u5f02\u5e38\uff08\u4f1a\u88ab\u5168\u5c40\u5f02\u5e38\u5904\u7406\u5668\u6355\u83b7\uff09<\/span>\r\n            thrownew LoginException<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u767b\u5f55\u5df2\u8fc7\u671f\uff0c\u8bf7\u91cd\u65b0\u767b\u5f55\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        }\r\n\r\n        <span class=\"token comment\">\/\/ 4. token\u6709\u6548\uff0c\u8fd8\u53ef\u4ee5\u628a\u7528\u6237\u4fe1\u606f\u5b58\u5165ThreadLocal\uff08\u65b9\u4fbf\u540e\u7eed\u4e1a\u52a1\u4f7f\u7528\uff09<\/span>\r\n        UserInfo userInfo <span class=\"token operator\">=<\/span> loginService<span class=\"token punctuation\">.<\/span>getUserInfoByToken<span class=\"token punctuation\">(<\/span>token<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        UserContextHolder<span class=\"token punctuation\">.<\/span>setUserInfo<span class=\"token punctuation\">(<\/span>userInfo<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        log<span class=\"token punctuation\">.<\/span>debug<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u767b\u5f55\u6821\u9a8c\u901a\u8fc7\uff0c\u5f53\u524d\u7528\u6237\uff1a{}\"<\/span><span class=\"token punctuation\">,<\/span> userInfo<span class=\"token punctuation\">.<\/span>getUsername<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n}<\/code><\/pre>\n<ul id=\"code_id_8\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<li>21.<\/li>\n<li>22.<\/li>\n<li>23.<\/li>\n<li>24.<\/li>\n<li>25.<\/li>\n<li>26.<\/li>\n<li>27.<\/li>\n<li>28.<\/li>\n<li>29.<\/li>\n<li>30.<\/li>\n<li>31.<\/li>\n<li>32.<\/li>\n<li>33.<\/li>\n<li>34.<\/li>\n<li>35.<\/li>\n<li>36.<\/li>\n<li>37.<\/li>\n<li>38.<\/li>\n<li>39.<\/li>\n<li>40.<\/li>\n<li>41.<\/li>\n<li>42.<\/li>\n<li>43.<\/li>\n<li>44.<\/li>\n<li>45.<\/li>\n<li>46.<\/li>\n<li>47.<\/li>\n<li>48.<\/li>\n<li>49.<\/li>\n<li>50.<\/li>\n<li>51.<\/li>\n<li>52.<\/li>\n<li>53.<\/li>\n<li>54.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u8fd9\u91cc\u6709\u4e24\u4e2a\u8f85\u52a9\u7c7b\uff1aUserContextHolder\uff08\u7528 ThreadLocal \u5b58\u7528\u6237\u4fe1\u606f\uff09\u548cLoginService\uff08\u6a21\u62df\u767b\u5f55\u903b\u8f91\uff09\uff0c\u54b1\u4eec\u4e5f\u5199\u4e00\u4e0b\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_9\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token comment\">\/\/ UserContextHolder\uff1a\u7528ThreadLocal\u5b58\u7528\u6237\u4fe1\u606f\uff0c\u907f\u514d\u53c2\u6570\u4f20\u9012<\/span>\r\npublicclass UserContextHolder {\r\n    privatestaticfinal ThreadLocal<span class=\"token operator\">&lt;<\/span>UserInfo<span class=\"token operator\">&gt;<\/span> USER_INFO_THREAD_LOCAL <span class=\"token operator\">=<\/span> new ThreadLocal<span class=\"token operator\">&lt;&gt;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n    <span class=\"token comment\">\/\/ \u8bbe\u7f6e\u7528\u6237\u4fe1\u606f<\/span>\r\n    <span class=\"token keyword\">public<\/span> static void setUserInfo<span class=\"token punctuation\">(<\/span>UserInfo userInfo<span class=\"token punctuation\">)<\/span> {\r\n        USER_INFO_THREAD_LOCAL<span class=\"token punctuation\">.<\/span><span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>userInfo<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n\r\n    <span class=\"token comment\">\/\/ \u83b7\u53d6\u7528\u6237\u4fe1\u606f\uff08\u6bd4\u5982\u5728Service\u91cc\u7528\uff09<\/span>\r\n    <span class=\"token keyword\">public<\/span> static UserInfo getUserInfo<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token keyword\">return<\/span> USER_INFO_THREAD_LOCAL<span class=\"token punctuation\">.<\/span>get<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n\r\n    <span class=\"token comment\">\/\/ \u6e05\u9664\u7528\u6237\u4fe1\u606f\uff08\u907f\u514d\u5185\u5b58\u6cc4\u6f0f\uff09<\/span>\r\n    <span class=\"token keyword\">public<\/span> static void clear<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> {\r\n        USER_INFO_THREAD_LOCAL<span class=\"token punctuation\">.<\/span>remove<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n}\r\n\r\n<span class=\"token comment\">\/\/ LoginService\uff1a\u6a21\u62df\u767b\u5f55\u903b\u8f91\uff08\u5b9e\u9645\u9879\u76ee\u91cc\u66ff\u6362\u6210\u4f60\u7684Redis\u6216\u6570\u636e\u5e93\u903b\u8f91\uff09<\/span>\r\n<span class=\"token variable\">@Service<\/span>\r\npublicclass LoginService {\r\n\r\n    <span class=\"token comment\">\/\/ \u6a21\u62df\u6821\u9a8ctoken\uff08\u5b9e\u9645\u9879\u76ee\u91cc\u67e5Redis\u6216\u6570\u636e\u5e93\uff09<\/span>\r\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">boolean<\/span> validateToken<span class=\"token punctuation\">(<\/span>String token<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>token <span class=\"token operator\">=<\/span><span class=\"token operator\">=<\/span> <span class=\"token boolean\">null<\/span> <span class=\"token operator\">||<\/span> token<span class=\"token punctuation\">.<\/span>trim<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>isEmpty<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> {\r\n            returnfalse<span class=\"token punctuation\">;<\/span>\r\n        }\r\n        <span class=\"token comment\">\/\/ \u8fd9\u91cc\u53ea\u662f\u6a21\u62df\uff0c\u5b9e\u9645\u8981\u5224\u65adtoken\u662f\u5426\u5b58\u5728\u3001\u662f\u5426\u8fc7\u671f<\/span>\r\n        <span class=\"token keyword\">return<\/span> token<span class=\"token punctuation\">.<\/span>startsWith<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"valid_token_\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n\r\n    <span class=\"token comment\">\/\/ \u6a21\u62df\u6839\u636etoken\u83b7\u53d6\u7528\u6237\u4fe1\u606f<\/span>\r\n    <span class=\"token keyword\">public<\/span> UserInfo getUserInfoByToken<span class=\"token punctuation\">(<\/span>String token<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u5b9e\u9645\u9879\u76ee\u91cc\u4ecetoken\u89e3\u6790\u7528\u6237ID\uff0c\u518d\u67e5\u6570\u636e\u5e93<\/span>\r\n        UserInfo userInfo <span class=\"token operator\">=<\/span> new UserInfo<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        userInfo<span class=\"token punctuation\">.<\/span>setUserId<span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span>L<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        userInfo<span class=\"token punctuation\">.<\/span>setUsername<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"test_user\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        userInfo<span class=\"token punctuation\">.<\/span>setRole<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"admin\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token keyword\">return<\/span> userInfo<span class=\"token punctuation\">;<\/span>\r\n    }\r\n}\r\n\r\n<span class=\"token comment\">\/\/ UserInfo\uff1a\u7528\u6237\u4fe1\u606f\u7c7b<\/span>\r\n<span class=\"token variable\">@Data<\/span>\r\n<span class=\"token variable\">@AllArgsConstructor<\/span>\r\n<span class=\"token variable\">@NoArgsConstructor<\/span>\r\npublicclass UserInfo {\r\n    private Long userId<span class=\"token punctuation\">;<\/span>\r\n    private String username<span class=\"token punctuation\">;<\/span>\r\n    private String role<span class=\"token punctuation\">;<\/span>\r\n}<\/code><\/pre>\n<ul id=\"code_id_9\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<li>21.<\/li>\n<li>22.<\/li>\n<li>23.<\/li>\n<li>24.<\/li>\n<li>25.<\/li>\n<li>26.<\/li>\n<li>27.<\/li>\n<li>28.<\/li>\n<li>29.<\/li>\n<li>30.<\/li>\n<li>31.<\/li>\n<li>32.<\/li>\n<li>33.<\/li>\n<li>34.<\/li>\n<li>35.<\/li>\n<li>36.<\/li>\n<li>37.<\/li>\n<li>38.<\/li>\n<li>39.<\/li>\n<li>40.<\/li>\n<li>41.<\/li>\n<li>42.<\/li>\n<li>43.<\/li>\n<li>44.<\/li>\n<li>45.<\/li>\n<li>46.<\/li>\n<li>47.<\/li>\n<li>48.<\/li>\n<li>49.<\/li>\n<li>50.<\/li>\n<li>51.<\/li>\n<li>52.<\/li>\n<li>53.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u53e6\u5916\uff0c\u522b\u5fd8\u4e86\u5728\u8bf7\u6c42\u7ed3\u675f\u540e\u6e05\u9664 ThreadLocal \u91cc\u7684\u7528\u6237\u4fe1\u606f\uff0c\u4e0d\u7136\u4f1a\u6709\u5185\u5b58\u6cc4\u6f0f\u98ce\u9669\u3002\u5199\u4e00\u4e2a\u62e6\u622a\u5668\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_10\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>servlet<span class=\"token punctuation\">.<\/span>HandlerInterceptor<span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token keyword\">import<\/span> javax<span class=\"token punctuation\">.<\/span>servlet<span class=\"token punctuation\">.<\/span>http<span class=\"token punctuation\">.<\/span>HttpServletRequest<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> javax<span class=\"token punctuation\">.<\/span>servlet<span class=\"token punctuation\">.<\/span>http<span class=\"token punctuation\">.<\/span>HttpServletResponse<span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token comment\">\/**\r\n * \u6e05\u9664ThreadLocal\u7684\u62e6\u622a\u5668\uff1a\u8bf7\u6c42\u7ed3\u675f\u540e\u6e05\u9664\u7528\u6237\u4fe1\u606f\r\n *\/<\/span>\r\n<span class=\"token variable\">@Component<\/span>\r\n<span class=\"token keyword\">public<\/span> class ClearUserContextInterceptor implements HandlerInterceptor {\r\n\r\n    <span class=\"token comment\">\/\/ \u8bf7\u6c42\u5904\u7406\u5b8c\u6210\u540e\u6267\u884c<\/span>\r\n    <span class=\"token variable\">@Override<\/span>\r\n    <span class=\"token keyword\">public<\/span> void afterCompletion<span class=\"token punctuation\">(<\/span>HttpServletRequest request<span class=\"token punctuation\">,<\/span> HttpServletResponse response<span class=\"token punctuation\">,<\/span> \r\n                                Object <span class=\"token keyword\">handler<\/span><span class=\"token punctuation\">,<\/span> Exception ex<span class=\"token punctuation\">)<\/span> throws Exception {\r\n        UserContextHolder<span class=\"token punctuation\">.<\/span>clear<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n}<\/code><\/pre>\n<ul id=\"code_id_10\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u7136\u540e\u5728WebMvcConfig\u91cc\u6ce8\u518c\u8fd9\u4e2a\u62e6\u622a\u5668\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_11\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token variable\">@Configuration<\/span>\r\npublicclass WebMvcConfig implements WebMvcConfigurer {\r\n\r\n    <span class=\"token comment\">\/\/ \u7701\u7565\u4e4b\u524d\u7684\u4ee3\u7801...<\/span>\r\n\r\n    privatefinal ClearUserContextInterceptor clearUserContextInterceptor<span class=\"token punctuation\">;<\/span>\r\n\r\n    <span class=\"token comment\">\/\/ \u6784\u9020\u65b9\u6cd5\u6ce8\u5165\u62e6\u622a\u5668<\/span>\r\n    <span class=\"token keyword\">public<\/span> WebMvcConfig<span class=\"token punctuation\">(<\/span>AutoControllerArgumentResolver autoControllerArgumentResolver<span class=\"token punctuation\">,<\/span>\r\n                        ClearUserContextInterceptor clearUserContextInterceptor<span class=\"token punctuation\">)<\/span> {\r\n        this<span class=\"token punctuation\">.<\/span>autoControllerArgumentResolver <span class=\"token operator\">=<\/span> autoControllerArgumentResolver<span class=\"token punctuation\">;<\/span>\r\n        this<span class=\"token punctuation\">.<\/span>clearUserContextInterceptor <span class=\"token operator\">=<\/span> clearUserContextInterceptor<span class=\"token punctuation\">;<\/span>\r\n    }\r\n\r\n    <span class=\"token comment\">\/\/ \u6ce8\u518c\u62e6\u622a\u5668<\/span>\r\n    <span class=\"token variable\">@Override<\/span>\r\n    <span class=\"token keyword\">public<\/span> void addInterceptors<span class=\"token punctuation\">(<\/span>InterceptorRegistry registry<span class=\"token punctuation\">)<\/span> {\r\n        registry<span class=\"token punctuation\">.<\/span>addInterceptor<span class=\"token punctuation\">(<\/span>clearUserContextInterceptor<span class=\"token punctuation\">)<\/span>\r\n                <span class=\"token punctuation\">.<\/span>addPathPatterns<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/**\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u6240\u6709\u8bf7\u6c42\u90fd\u62e6\u622a<\/span>\r\n    }\r\n}<\/code><\/pre>\n<ul id=\"code_id_11\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<li>21.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u5230\u8fd9\u513f\uff0c\u767b\u5f55\u6821\u9a8c\u7684\u903b\u8f91\u4e5f\u641e\u5b9a\u4e86\u3002\u4ee5\u540e\u60f3\u8ba9\u63a5\u53e3\u9700\u8981\u767b\u5f55\uff0c\u5c31\u4e0d\u7528\u5728\u65b9\u6cd5\u91cc\u5199if (token\u65e0\u6548) throw \u5f02\u5e38\u4e86 \u2014\u2014 \u53ea\u8981@AutoController\u7684needLogin\u662f true\uff08\u9ed8\u8ba4\u5c31\u662f true\uff09\uff0cAOP \u4f1a\u81ea\u52a8\u5e2e\u4f60\u6821\u9a8c token\u3002<\/p>\n<h3>\u7b2c\u4e94\u6b65\uff1a\u5199 \u201c\u7ba1\u5bb6\u903b\u8f91\u201d \u4e4b\u56db \u2014\u2014 \u7edf\u4e00\u7ed3\u679c\u5c01\u88c5\uff08\u4e0d\u7528\u518d\u5199 Result.success\uff09<\/h3>\n<p>\u6700\u540e\u4e00\u6b65\uff0c\u54b1\u4eec\u89e3\u51b3 \u201c\u6bcf\u4e2a\u63a5\u53e3\u90fd\u8981\u5199Result.success()\u201d \u7684\u95ee\u9898\u3002\u7528 Spring \u7684ResponseBodyAdvice\u6269\u5c55\u70b9\uff0c\u5728\u8fd4\u56de\u7ed3\u679c\u7ed9\u524d\u7aef\u4e4b\u524d\uff0c\u81ea\u52a8\u628a Controller \u7684\u8fd4\u56de\u503c\u5c01\u88c5\u6210Result\u5bf9\u8c61\u3002<\/p>\n<p>\u5199\u4e00\u4e2a\u7edf\u4e00\u7ed3\u679c\u5c01\u88c5\u5668\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_12\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>MethodParameter<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>http<span class=\"token punctuation\">.<\/span>MediaType<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>http<span class=\"token punctuation\">.<\/span>converter<span class=\"token punctuation\">.<\/span>HttpMessageConverter<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>http<span class=\"token punctuation\">.<\/span>server<span class=\"token punctuation\">.<\/span>ServerHttpRequest<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>http<span class=\"token punctuation\">.<\/span>server<span class=\"token punctuation\">.<\/span>ServerHttpResponse<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>bind<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span>ControllerAdvice<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>servlet<span class=\"token punctuation\">.<\/span>mvc<span class=\"token punctuation\">.<\/span>method<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span>ResponseBodyAdvice<span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token comment\">\/**\r\n * \u7edf\u4e00\u7ed3\u679c\u5c01\u88c5\u5668\uff1a\u81ea\u52a8\u628aController\u7684\u8fd4\u56de\u503c\u5c01\u88c5\u6210Result\u683c\u5f0f\r\n *\/<\/span>\r\n<span class=\"token variable\">@ControllerAdvice<\/span><span class=\"token comment\">\/\/ \u5168\u5c40\u751f\u6548<\/span>\r\npublicclass AutoControllerResponseAdvice implements ResponseBodyAdvice<span class=\"token operator\">&lt;<\/span>Object<span class=\"token operator\">&gt;<\/span> {\r\n\r\n    <span class=\"token comment\">\/\/ \u7b2c\u4e00\u6b65\uff1a\u5224\u65ad\u662f\u5426\u9700\u8981\u5c01\u88c5\u7ed3\u679c\uff08\u53ea\u5904\u7406\u8d34\u4e86@AutoController\u7684\u63a5\u53e3\uff09<\/span>\r\n    <span class=\"token variable\">@Override<\/span>\r\n    publicboolean supports<span class=\"token punctuation\">(<\/span>MethodParameter returnType<span class=\"token punctuation\">,<\/span> Class<span class=\"token operator\">&lt;<\/span>? extends HttpMessageConverter<span class=\"token operator\">&lt;<\/span>?<span class=\"token operator\">&gt;&gt;<\/span> converterType<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u65b9\u6cd5\u6216\u7c7b\u4e0a\u6709@AutoController\u6ce8\u89e3\uff0c\u5e76\u4e14\u8fd4\u56de\u503c\u4e0d\u662fResult\u7c7b\u578b\uff08\u907f\u514d\u91cd\u590d\u5c01\u88c5\uff09<\/span>\r\n        AutoController autoController <span class=\"token operator\">=<\/span> getAutoControllerAnnotation<span class=\"token punctuation\">(<\/span>returnType<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token keyword\">return<\/span> autoController <span class=\"token operator\">!=<\/span> <span class=\"token boolean\">null<\/span>\r\n                <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token operator\">!<\/span>returnType<span class=\"token punctuation\">.<\/span>getParameterType<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>isAssignableFrom<span class=\"token punctuation\">(<\/span>Result<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n\r\n    <span class=\"token comment\">\/\/ \u7b2c\u4e8c\u6b65\uff1a\u5c01\u88c5\u7ed3\u679c\uff08\u628aController\u7684\u8fd4\u56de\u503c\u53d8\u6210Result.success\uff09<\/span>\r\n    <span class=\"token variable\">@Override<\/span>\r\n    publicObject beforeBodyWrite<span class=\"token punctuation\">(<\/span>Object body<span class=\"token punctuation\">,<\/span> MethodParameter returnType<span class=\"token punctuation\">,<\/span> MediaType selectedContentType<span class=\"token punctuation\">,<\/span>\r\n                                  Class<span class=\"token operator\">&lt;<\/span>? extends HttpMessageConverter<span class=\"token operator\">&lt;<\/span>?<span class=\"token operator\">&gt;&gt;<\/span> selectedConverterType<span class=\"token punctuation\">,<\/span>\r\n                                  ServerHttpRequest request<span class=\"token punctuation\">,<\/span> ServerHttpResponse response<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u83b7\u53d6@AutoController\u7684operation\u5c5e\u6027\uff08\u4f5c\u4e3a\u6210\u529f\u63d0\u793a\u4fe1\u606f\uff09<\/span>\r\n        AutoController autoController <span class=\"token operator\">=<\/span> getAutoControllerAnnotation<span class=\"token punctuation\">(<\/span>returnType<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        String message <span class=\"token operator\">=<\/span> autoController<span class=\"token punctuation\">.<\/span>operation<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">+<\/span> <span class=\"token string\">\"\u6210\u529f\"<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n        <span class=\"token comment\">\/\/ \u5982\u679c\u8fd4\u56de\u503c\u662fvoid\uff08\u6bd4\u5982\u5220\u9664\u63a5\u53e3\uff09\uff0c\u5c31\u5c01\u88c5\u6210\u4e0d\u5e26\u6570\u636e\u7684Result<\/span>\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>body <span class=\"token operator\">=<\/span><span class=\"token operator\">=<\/span> <span class=\"token boolean\">null<\/span> <span class=\"token operator\">||<\/span> returnType<span class=\"token punctuation\">.<\/span>getParameterType<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>isAssignableFrom<span class=\"token punctuation\">(<\/span>Void<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> {\r\n            <span class=\"token keyword\">return<\/span> Result<span class=\"token punctuation\">.<\/span>success<span class=\"token punctuation\">(<\/span>message<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        }\r\n\r\n        <span class=\"token comment\">\/\/ \u5426\u5219\uff0c\u5c01\u88c5\u6210\u5e26\u6570\u636e\u7684Result<\/span>\r\n        <span class=\"token keyword\">return<\/span> Result<span class=\"token punctuation\">.<\/span>success<span class=\"token punctuation\">(<\/span>body<span class=\"token punctuation\">,<\/span> message<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n\r\n    <span class=\"token comment\">\/\/ \u5de5\u5177\u65b9\u6cd5\uff1a\u83b7\u53d6@AutoController\u6ce8\u89e3<\/span>\r\n    private AutoController getAutoControllerAnnotation<span class=\"token punctuation\">(<\/span>MethodParameter returnType<span class=\"token punctuation\">)<\/span> {\r\n        AutoController methodAnnotation <span class=\"token operator\">=<\/span> returnType<span class=\"token punctuation\">.<\/span>getMethodAnnotation<span class=\"token punctuation\">(<\/span>AutoController<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>methodAnnotation <span class=\"token operator\">!=<\/span> <span class=\"token boolean\">null<\/span><span class=\"token punctuation\">)<\/span> {\r\n            <span class=\"token keyword\">return<\/span> methodAnnotation<span class=\"token punctuation\">;<\/span>\r\n        }\r\n        <span class=\"token keyword\">return<\/span> returnType<span class=\"token punctuation\">.<\/span>getContainingClass<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>getAnnotation<span class=\"token punctuation\">(<\/span>AutoController<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n}<\/code><\/pre>\n<ul id=\"code_id_12\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<li>21.<\/li>\n<li>22.<\/li>\n<li>23.<\/li>\n<li>24.<\/li>\n<li>25.<\/li>\n<li>26.<\/li>\n<li>27.<\/li>\n<li>28.<\/li>\n<li>29.<\/li>\n<li>30.<\/li>\n<li>31.<\/li>\n<li>32.<\/li>\n<li>33.<\/li>\n<li>34.<\/li>\n<li>35.<\/li>\n<li>36.<\/li>\n<li>37.<\/li>\n<li>38.<\/li>\n<li>39.<\/li>\n<li>40.<\/li>\n<li>41.<\/li>\n<li>42.<\/li>\n<li>43.<\/li>\n<li>44.<\/li>\n<li>45.<\/li>\n<li>46.<\/li>\n<li>47.<\/li>\n<li>48.<\/li>\n<li>49.<\/li>\n<li>50.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u8fd9\u91cc\u6709\u4e2a\u7ec6\u8282\uff1a\u54b1\u4eec\u5224\u65ad\u4e86\u8fd4\u56de\u503c\u662f\u4e0d\u662fResult\u7c7b\u578b\uff0c\u5982\u679c\u662f\u5c31\u4e0d\u5c01\u88c5\u4e86 \u2014\u2014 \u907f\u514d\u51fa\u73b0Result&lt;Result&lt;UserVO&gt;&gt;\u8fd9\u79cd\u5d4c\u5957\u683c\u5f0f\u3002\u53e6\u5916\uff0c\u5982\u679c Controller \u65b9\u6cd5\u8fd4\u56de void\uff08\u6bd4\u5982\u5220\u9664\u63a5\u53e3\uff09\uff0c\u5c31\u5c01\u88c5\u6210\u4e0d\u5e26\u6570\u636e\u7684Result.success(message)\u3002<\/p>\n<h2>\u56db\u3001\u89c1\u8bc1\u5947\u8ff9\uff1a\u7528 @AutoController \u91cd\u6784 Controller<\/h2>\n<p>\u73b0\u5728\uff0c\u54b1\u4eec\u628a\u6700\u5f00\u59cb\u90a3\u4e2a \u201c\u81c3\u80bf\u201d \u7684 UserController\uff0c\u7528@AutoController\u91cd\u6784\u4e00\u4e0b\uff0c\u770b\u770b\u6548\u679c\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_13\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token variable\">@RestController<\/span>\r\n<span class=\"token variable\">@RequestMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/user\"<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token variable\">@AutoController<\/span><span class=\"token punctuation\">(<\/span>operation <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u7528\u6237\u7ba1\u7406\"<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">\/\/ \u7c7b\u4e0a\u8d34\u6ce8\u89e3\uff0c\u9ed8\u8ba4\u6240\u6709\u65b9\u6cd5\u90fd\u751f\u6548<\/span>\r\n<span class=\"token keyword\">public<\/span> class UserController {\r\n\r\n    <span class=\"token variable\">@Autowired<\/span>\r\n    private UserService userService<span class=\"token punctuation\">;<\/span>\r\n\r\n    <span class=\"token comment\">\/\/ \u65b0\u589e\u7528\u6237\uff1a\u4e0d\u7528\u5199\u53c2\u6570\u6821\u9a8c\u3001try-catch\u3001Result\u5c01\u88c5<\/span>\r\n    <span class=\"token variable\">@PostMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/add\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token variable\">@AutoController<\/span><span class=\"token punctuation\">(<\/span>operation <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u65b0\u589e\u7528\u6237\"<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">\/\/ \u65b9\u6cd5\u4e0a\u7684\u6ce8\u89e3\u4f1a\u8986\u76d6\u7c7b\u4e0a\u7684<\/span>\r\n    <span class=\"token keyword\">public<\/span> UserVO addUser<span class=\"token punctuation\">(<\/span><span class=\"token variable\">@RequestBody<\/span> UserDTO userDTO<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u53ea\u6709\u6838\u5fc3\u4e1a\u52a1\u903b\u8f91\uff01<\/span>\r\n        returnuserService<span class=\"token punctuation\">.<\/span>addUser<span class=\"token punctuation\">(<\/span>userDTO<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n\r\n    <span class=\"token comment\">\/\/ \u66f4\u65b0\u7528\u6237\uff1a\u540c\u6837\u4e0d\u7528\u5199\u8fb9\u89d2\u6599\u4ee3\u7801<\/span>\r\n    <span class=\"token variable\">@PutMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/update\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token variable\">@AutoController<\/span><span class=\"token punctuation\">(<\/span>operation <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u66f4\u65b0\u7528\u6237\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    publicUserVOupdateUser<span class=\"token punctuation\">(<\/span><span class=\"token variable\">@RequestBody<\/span> UserDTO userDTO<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u6838\u5fc3\u4e1a\u52a1\u903b\u8f91\uff0c\u6ca1\u4e86\uff01<\/span>\r\n        returnuserService<span class=\"token punctuation\">.<\/span>updateUser<span class=\"token punctuation\">(<\/span>userDTO<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n\r\n    <span class=\"token comment\">\/\/ \u5220\u9664\u7528\u6237\uff1a\u8fd4\u56devoid\uff0c\u4f1a\u81ea\u52a8\u5c01\u88c5\u6210Result.success(\"\u5220\u9664\u7528\u6237\u6210\u529f\")<\/span>\r\n    <span class=\"token variable\">@DeleteMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/delete\/{id}\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token variable\">@AutoController<\/span><span class=\"token punctuation\">(<\/span>operation <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u5220\u9664\u7528\u6237\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    publicvoiddeleteUser<span class=\"token punctuation\">(<\/span><span class=\"token variable\">@PathVariable<\/span> Long id<span class=\"token punctuation\">)<\/span> {\r\n        userService<span class=\"token punctuation\">.<\/span>deleteUser<span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n\r\n    <span class=\"token comment\">\/\/ \u67e5\u8be2\u7528\u6237\uff1a\u8df3\u8fc7\u53c2\u6570\u6821\u9a8c\uff08\u6bd4\u5982id\u53ef\u4ee5\u4e3anull\uff0c\u67e5\u6240\u6709\u7528\u6237\uff09<\/span>\r\n    <span class=\"token variable\">@GetMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/get\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token variable\">@AutoController<\/span><span class=\"token punctuation\">(<\/span>operation <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u67e5\u8be2\u7528\u6237\"<\/span><span class=\"token punctuation\">,<\/span> skipValidate <span class=\"token operator\">=<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">)<\/span>\r\n    publicUserVOgetUser<span class=\"token punctuation\">(<\/span><span class=\"token variable\">@RequestParam<\/span><span class=\"token punctuation\">(<\/span>required <span class=\"token operator\">=<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span> Long id<span class=\"token punctuation\">)<\/span> {\r\n        returnuserService<span class=\"token punctuation\">.<\/span>getUserById<span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n\r\n    <span class=\"token comment\">\/\/ \u767b\u5f55\u63a5\u53e3\uff1a\u4e0d\u9700\u8981\u767b\u5f55\uff08\u4e0d\u7136\u81ea\u5df1\u62e6\u622a\u81ea\u5df1\uff09<\/span>\r\n    <span class=\"token variable\">@PostMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/login\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token variable\">@AutoController<\/span><span class=\"token punctuation\">(<\/span>operation <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u7528\u6237\u767b\u5f55\"<\/span><span class=\"token punctuation\">,<\/span> needLogin <span class=\"token operator\">=<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">,<\/span> skipValidate <span class=\"token operator\">=<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span>\r\n    publicLoginVOlogin<span class=\"token punctuation\">(<\/span><span class=\"token variable\">@RequestBody<\/span> LoginDTO loginDTO<span class=\"token punctuation\">)<\/span> {\r\n        returnuserService<span class=\"token punctuation\">.<\/span>login<span class=\"token punctuation\">(<\/span>loginDTO<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n}<\/code><\/pre>\n<ul id=\"code_id_13\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<li>21.<\/li>\n<li>22.<\/li>\n<li>23.<\/li>\n<li>24.<\/li>\n<li>25.<\/li>\n<li>26.<\/li>\n<li>27.<\/li>\n<li>28.<\/li>\n<li>29.<\/li>\n<li>30.<\/li>\n<li>31.<\/li>\n<li>32.<\/li>\n<li>33.<\/li>\n<li>34.<\/li>\n<li>35.<\/li>\n<li>36.<\/li>\n<li>37.<\/li>\n<li>38.<\/li>\n<li>39.<\/li>\n<li>40.<\/li>\n<li>41.<\/li>\n<li>42.<\/li>\n<li>43.<\/li>\n<li>44.<\/li>\n<li>45.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u518d\u770b\u4e00\u4e0b DTO \u7c7b\uff08\u7528 Bean Validation \u6ce8\u89e3\u505a\u53c2\u6570\u6821\u9a8c\uff09\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_14\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token comment\">\/\/ UserDTO\uff1a\u7528\u6237\u65b0\u589e\/\u66f4\u65b0\u7684DTO<\/span>\r\n<span class=\"token variable\">@Data<\/span>\r\n<span class=\"token keyword\">public<\/span> class UserDTO {\r\n    <span class=\"token variable\">@NotNull<\/span><span class=\"token punctuation\">(<\/span>message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u7528\u6237ID\u4e0d\u80fd\u4e3a\u7a7a\"<\/span><span class=\"token punctuation\">,<\/span> groups <span class=\"token operator\">=<\/span> UpdateGroup<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">\/\/ \u66f4\u65b0\u65f6\u9700\u8981ID<\/span>\r\n    <span class=\"token variable\">@Null<\/span><span class=\"token punctuation\">(<\/span>message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u65b0\u589e\u7528\u6237\u4e0d\u80fd\u6307\u5b9aID\"<\/span><span class=\"token punctuation\">,<\/span> groups <span class=\"token operator\">=<\/span> AddGroup<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">\/\/ \u65b0\u589e\u65f6\u4e0d\u80fd\u6709ID<\/span>\r\n    private Long id<span class=\"token punctuation\">;<\/span>\r\n\r\n    <span class=\"token variable\">@NotNull<\/span><span class=\"token punctuation\">(<\/span>message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u7528\u6237\u540d\u4e0d\u80fd\u4e3a\u7a7a\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token variable\">@Size<\/span><span class=\"token punctuation\">(<\/span>min <span class=\"token operator\">=<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span> max <span class=\"token operator\">=<\/span> <span class=\"token number\">20<\/span><span class=\"token punctuation\">,<\/span> message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u7528\u6237\u540d\u957f\u5ea6\u5fc5\u987b\u57282-20\u4e4b\u95f4\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    private String username<span class=\"token punctuation\">;<\/span>\r\n\r\n    <span class=\"token variable\">@NotNull<\/span><span class=\"token punctuation\">(<\/span>message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u5e74\u9f84\u4e0d\u80fd\u4e3a\u7a7a\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token variable\">@Min<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">value<\/span> <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u5e74\u9f84\u4e0d\u80fd\u5c0f\u4e8e0\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token variable\">@Max<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">value<\/span> <span class=\"token operator\">=<\/span> <span class=\"token number\">150<\/span><span class=\"token punctuation\">,<\/span> message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u5e74\u9f84\u4e0d\u80fd\u5927\u4e8e150\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    private <span class=\"token keyword\">Integer<\/span> age<span class=\"token punctuation\">;<\/span>\r\n\r\n    <span class=\"token variable\">@NotNull<\/span><span class=\"token punctuation\">(<\/span>message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u624b\u673a\u53f7\u4e0d\u80fd\u4e3a\u7a7a\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token variable\">@Pattern<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">regexp<\/span> <span class=\"token operator\">=<\/span> <span class=\"token string\">\"^1[3-9]\\\\d{9}$\"<\/span><span class=\"token punctuation\">,<\/span> message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u624b\u673a\u53f7\u683c\u5f0f\u9519\u8bef\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    private String phone<span class=\"token punctuation\">;<\/span>\r\n}\r\n\r\n<span class=\"token comment\">\/\/ LoginDTO\uff1a\u767b\u5f55DTO<\/span>\r\n<span class=\"token variable\">@Data<\/span>\r\n<span class=\"token keyword\">public<\/span> class LoginDTO {\r\n    <span class=\"token variable\">@NotNull<\/span><span class=\"token punctuation\">(<\/span>message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u7528\u6237\u540d\u4e0d\u80fd\u4e3a\u7a7a\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    private String username<span class=\"token punctuation\">;<\/span>\r\n\r\n    <span class=\"token variable\">@NotNull<\/span><span class=\"token punctuation\">(<\/span>message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u5bc6\u7801\u4e0d\u80fd\u4e3a\u7a7a\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token variable\">@Size<\/span><span class=\"token punctuation\">(<\/span>min <span class=\"token operator\">=<\/span> <span class=\"token number\">6<\/span><span class=\"token punctuation\">,<\/span> max <span class=\"token operator\">=<\/span> <span class=\"token number\">20<\/span><span class=\"token punctuation\">,<\/span> message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u5bc6\u7801\u957f\u5ea6\u5fc5\u987b\u57286-20\u4e4b\u95f4\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    private String password<span class=\"token punctuation\">;<\/span>\r\n}\r\n\r\n<span class=\"token comment\">\/\/ \u5206\u7ec4\u6821\u9a8c\u7528\u7684\u63a5\u53e3\uff08\u6bd4\u5982\u65b0\u589e\u548c\u66f4\u65b0\u7684\u6821\u9a8c\u89c4\u5219\u4e0d\u540c\uff09<\/span>\r\n<span class=\"token keyword\">public<\/span> interface AddGroup {}\r\n<span class=\"token keyword\">public<\/span> interface UpdateGroup {}<\/code><\/pre>\n<ul id=\"code_id_14\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<li>21.<\/li>\n<li>22.<\/li>\n<li>23.<\/li>\n<li>24.<\/li>\n<li>25.<\/li>\n<li>26.<\/li>\n<li>27.<\/li>\n<li>28.<\/li>\n<li>29.<\/li>\n<li>30.<\/li>\n<li>31.<\/li>\n<li>32.<\/li>\n<li>33.<\/li>\n<li>34.<\/li>\n<li>35.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u5bf9\u6bd4\u4e00\u4e0b\u91cd\u6784\u524d\u540e\u7684\u4ee3\u7801\uff1a<\/p>\n<ul data-id=\"u738a58b-6lRcGI2W\">\n<li data-id=\"ld70c578-aVb7QfAN\">\u91cd\u6784\u524d\uff1a\u6bcf\u4e2a\u63a5\u53e3\u5e73\u5747 15 \u884c\u4ee3\u7801\uff0c\u5176\u4e2d 12 \u884c\u662f\u53c2\u6570\u6821\u9a8c\u3001try-catch\u3001Result \u5c01\u88c5\uff1b<\/li>\n<li data-id=\"ld70c578-hlWYbXh6\">\u91cd\u6784\u540e\uff1a\u6bcf\u4e2a\u63a5\u53e3\u5e73\u5747 3 \u884c\u4ee3\u7801\uff0c\u53ea\u6709\u6838\u5fc3\u4e1a\u52a1\u903b\u8f91\uff01<\/li>\n<\/ul>\n<p>\u800c\u4e14\u4e0d\u7ba1\u662f\u53c2\u6570\u6821\u9a8c\u3001\u767b\u5f55\u6821\u9a8c\uff0c\u8fd8\u662f\u5f02\u5e38\u5904\u7406\u3001\u7ed3\u679c\u5c01\u88c5\uff0c\u5168\u90fd\u662f\u81ea\u52a8\u7684\uff1a<\/p>\n<ol class=\"list-paddingleft-1\" data-id=\"odd3d8fc-DeKV2X7O\">\n<li data-id=\"ld70c578-Eabodc3d\">\u5982\u679c\u4f60\u4f20\u7684\u53c2\u6570\u4e0d\u7b26\u5408\u89c4\u5219\uff08\u6bd4\u5982\u624b\u673a\u53f7\u683c\u5f0f\u9519\uff09\uff0c\u4f1a\u81ea\u52a8\u8fd4\u56de{&#8220;code&#8221;:400,&#8221;message&#8221;:&#8221;phone\uff1a\u624b\u673a\u53f7\u683c\u5f0f\u9519\u8bef&#8221;,&#8221;data&#8221;:null}\uff1b<\/li>\n<li data-id=\"ld70c578-Ur16iS32\">\u5982\u679c\u4f60\u6ca1\u4f20 token \u5c31\u8bbf\u95ee\u9700\u8981\u767b\u5f55\u7684\u63a5\u53e3\uff0c\u4f1a\u81ea\u52a8\u8fd4\u56de{&#8220;code&#8221;:401,&#8221;message&#8221;:&#8221;\u767b\u5f55\u5df2\u8fc7\u671f\uff0c\u8bf7\u91cd\u65b0\u767b\u5f55&#8221;,&#8221;data&#8221;:null}\uff1b<\/li>\n<li data-id=\"ld70c578-3PWEiptI\">\u5982\u679c\u4f60\u8c03\u7528\u5220\u9664\u63a5\u53e3\uff0c\u4f1a\u81ea\u52a8\u8fd4\u56de{&#8220;code&#8221;:200,&#8221;message&#8221;:&#8221;\u5220\u9664\u7528\u6237\u6210\u529f&#8221;,&#8221;data&#8221;:null}\uff1b<\/li>\n<li data-id=\"ld70c578-YN5tpoe3\">\u5982\u679c Service \u91cc\u629b\u4e86new BusinessException(&#8220;\u7528\u6237\u5df2\u5b58\u5728&#8221;)\uff0c\u4f1a\u81ea\u52a8\u8fd4\u56de{&#8220;code&#8221;:400,&#8221;message&#8221;:&#8221;\u7528\u6237\u5df2\u5b58\u5728&#8221;,&#8221;data&#8221;:null}\uff1b<\/li>\n<li data-id=\"ld70c578-9sSAJtDM\">\u5982\u679c\u51fa\u73b0\u672a\u77e5\u5f02\u5e38\uff08\u6bd4\u5982\u6570\u636e\u5e93\u8fde\u63a5\u5931\u8d25\uff09\uff0c\u4f1a\u81ea\u52a8\u8fd4\u56de{&#8220;code&#8221;:500,&#8221;message&#8221;:&#8221;\u7cfb\u7edf\u5f00\u4e86\u4e2a\u5c0f\u5dee\uff0c\u8bf7\u7a0d\u540e\u518d\u8bd5~&#8221;,&#8221;data&#8221;:null}\uff0c\u540c\u65f6\u540e\u53f0\u6253\u5370\u5b8c\u6574\u5806\u6808\u3002<\/li>\n<\/ol>\n<h2>\u4e94\u3001\u8fdb\u9636\uff1a\u8ba9 @AutoController \u66f4\u7075\u6d3b\uff08\u6ee1\u8db3\u590d\u6742\u573a\u666f\uff09<\/h2>\n<p>\u54b1\u4eec\u5199\u7684@AutoController\u5df2\u7ecf\u80fd\u6ee1\u8db3\u5927\u90e8\u5206\u573a\u666f\u4e86\uff0c\u4f46\u5b9e\u9645\u5f00\u53d1\u4e2d\u53ef\u80fd\u4f1a\u6709\u66f4\u590d\u6742\u7684\u9700\u6c42\u3002\u6bd4\u5982\uff1a<\/p>\n<ul data-id=\"u738a58b-fcUJflU9\">\n<li data-id=\"ld70c578-TKoVE5Ig\">\u67d0\u4e9b\u63a5\u53e3\u9700\u8981\u7279\u6b8a\u7684\u53c2\u6570\u6821\u9a8c\u89c4\u5219\uff08\u6bd4\u5982 \u201c\u7528\u6237\u6ce8\u518c\u65f6\uff0c\u624b\u673a\u53f7\u5fc5\u987b\u672a\u88ab\u4f7f\u7528\u201d\uff09\uff1b<\/li>\n<li data-id=\"ld70c578-Am0ps47Z\">\u67d0\u4e9b\u63a5\u53e3\u9700\u8981\u81ea\u5b9a\u4e49\u8fd4\u56de\u683c\u5f0f\uff08\u6bd4\u5982\u7ed9\u7b2c\u4e09\u65b9\u63a5\u53e3\u8fd4\u56de XML \u683c\u5f0f\uff09\uff1b<\/li>\n<li data-id=\"ld70c578-NP4xUadk\">\u67d0\u4e9b\u63a5\u53e3\u9700\u8981\u591a\u89d2\u8272\u6821\u9a8c\uff08\u6bd4\u5982\u53ea\u6709\u7ba1\u7406\u5458\u80fd\u5220\u9664\u7528\u6237\uff09\u3002<\/li>\n<\/ul>\n<p>\u522b\u62c5\u5fc3\uff0c\u54b1\u4eec\u7684@AutoController\u53ef\u4ee5\u8f7b\u677e\u6269\u5c55\uff0c\u54b1\u4eec\u6765\u4e00\u4e2a\u4e2a\u89e3\u51b3\u3002<\/p>\n<h3>1. \u6269\u5c55\uff1a\u590d\u6742\u53c2\u6570\u6821\u9a8c\uff08\u81ea\u5b9a\u4e49\u6821\u9a8c\u5668\uff09<\/h3>\n<p>\u6bd4\u5982 \u201c\u7528\u6237\u6ce8\u518c\u65f6\uff0c\u624b\u673a\u53f7\u5fc5\u987b\u672a\u88ab\u4f7f\u7528\u201d\uff0c\u8fd9\u79cd\u9700\u8981\u67e5\u6570\u636e\u5e93\u7684\u6821\u9a8c\uff0cBean Validation \u7684\u9ed8\u8ba4\u6ce8\u89e3\u641e\u4e0d\u5b9a\uff0c\u54b1\u4eec\u53ef\u4ee5\u5199\u4e2a\u81ea\u5b9a\u4e49\u6821\u9a8c\u6ce8\u89e3\uff0c\u914d\u5408@AutoController\u4f7f\u7528\u3002<\/p>\n<p>\u5148\u5199\u81ea\u5b9a\u4e49\u6821\u9a8c\u6ce8\u89e3@PhoneNotExists\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_15\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token keyword\">import<\/span> javax<span class=\"token punctuation\">.<\/span>validation<span class=\"token punctuation\">.<\/span><span class=\"token keyword\">Constraint<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> javax<span class=\"token punctuation\">.<\/span>validation<span class=\"token punctuation\">.<\/span>Payload<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> java<span class=\"token punctuation\">.<\/span>lang<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span><span class=\"token operator\">*<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token variable\">@Target<\/span><span class=\"token punctuation\">(<\/span>{ElementType<span class=\"token punctuation\">.<\/span>FIELD}<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">\/\/ \u53ea\u80fd\u8d34\u5728\u5b57\u6bb5\u4e0a<\/span>\r\n<span class=\"token variable\">@Retention<\/span><span class=\"token punctuation\">(<\/span>RetentionPolicy<span class=\"token punctuation\">.<\/span>RUNTIME<span class=\"token punctuation\">)<\/span>\r\n<span class=\"token variable\">@Constraint<\/span><span class=\"token punctuation\">(<\/span>validatedBy <span class=\"token operator\">=<\/span> PhoneNotExistsValidator<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">\/\/ \u6307\u5b9a\u6821\u9a8c\u5668<\/span>\r\n<span class=\"token keyword\">public<\/span><span class=\"token variable\">@interface<\/span> PhoneNotExists {\r\n    <span class=\"token comment\">\/\/ \u6821\u9a8c\u5931\u8d25\u7684\u63d0\u793a\u4fe1\u606f<\/span>\r\n    String message<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">default<\/span><span class=\"token string\">\"\u624b\u673a\u53f7\u5df2\u88ab\u6ce8\u518c\"<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n    <span class=\"token comment\">\/\/ \u5206\u7ec4\uff08\u548cBean Validation\u7684\u5206\u7ec4\u6821\u9a8c\u914d\u5408\uff09<\/span>\r\n    Class<span class=\"token operator\">&lt;<\/span>?<span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> groups<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">default<\/span> {}<span class=\"token punctuation\">;<\/span>\r\n\r\n    <span class=\"token comment\">\/\/ \u8d1f\u8f7d\uff08\u5f88\u5c11\u7528\uff09<\/span>\r\n    Class<span class=\"token operator\">&lt;<\/span>? extends Payload<span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> payload<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">default<\/span> {}<span class=\"token punctuation\">;<\/span>\r\n}<\/code><\/pre>\n<ul id=\"code_id_15\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u7136\u540e\u5199\u6821\u9a8c\u5668PhoneNotExistsValidator\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_16\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token keyword\">import<\/span> lombok<span class=\"token punctuation\">.<\/span>RequiredArgsConstructor<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>stereotype<span class=\"token punctuation\">.<\/span>Component<span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token keyword\">import<\/span> javax<span class=\"token punctuation\">.<\/span>validation<span class=\"token punctuation\">.<\/span>ConstraintValidator<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">import<\/span> javax<span class=\"token punctuation\">.<\/span>validation<span class=\"token punctuation\">.<\/span>ConstraintValidatorContext<span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token comment\">\/**\r\n * \u81ea\u5b9a\u4e49\u6821\u9a8c\u5668\uff1a\u6821\u9a8c\u624b\u673a\u53f7\u662f\u5426\u5df2\u88ab\u6ce8\u518c\r\n *\/<\/span>\r\n<span class=\"token variable\">@Component<\/span>\r\n<span class=\"token variable\">@RequiredArgsConstructor<\/span>\r\npublicclass PhoneNotExistsValidator implements ConstraintValidator<span class=\"token operator\">&lt;<\/span>PhoneNotExists<span class=\"token punctuation\">,<\/span> String<span class=\"token operator\">&gt;<\/span> {\r\n\r\n    privatefinal UserService userService<span class=\"token punctuation\">;<\/span>\r\n\r\n    <span class=\"token comment\">\/\/ \u6821\u9a8c\u903b\u8f91\uff1a\u8c03\u7528Service\u67e5\u6570\u636e\u5e93\uff0c\u5224\u65ad\u624b\u673a\u53f7\u662f\u5426\u5b58\u5728<\/span>\r\n    <span class=\"token variable\">@Override<\/span>\r\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">boolean<\/span> isValid<span class=\"token punctuation\">(<\/span>String phone<span class=\"token punctuation\">,<\/span> ConstraintValidatorContext context<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>phone <span class=\"token operator\">=<\/span><span class=\"token operator\">=<\/span> <span class=\"token boolean\">null<\/span> <span class=\"token operator\">||<\/span> phone<span class=\"token punctuation\">.<\/span>trim<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>isEmpty<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> {\r\n            <span class=\"token comment\">\/\/ \u624b\u673a\u53f7\u4e3a\u7a7a\u7684\u6821\u9a8c\uff0c\u4ea4\u7ed9@NotNull\u5904\u7406\uff0c\u8fd9\u91cc\u4e0d\u5904\u7406<\/span>\r\n            returntrue<span class=\"token punctuation\">;<\/span>\r\n        }\r\n        <span class=\"token comment\">\/\/ \u67e5\u6570\u636e\u5e93\uff0c\u5224\u65ad\u624b\u673a\u53f7\u662f\u5426\u5df2\u88ab\u6ce8\u518c<\/span>\r\n        <span class=\"token keyword\">return<\/span> <span class=\"token operator\">!<\/span>userService<span class=\"token punctuation\">.<\/span>isPhoneExists<span class=\"token punctuation\">(<\/span>phone<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n}<\/code><\/pre>\n<ul id=\"code_id_16\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<li>21.<\/li>\n<li>22.<\/li>\n<li>23.<\/li>\n<li>24.<\/li>\n<li>25.<\/li>\n<li>26.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u7136\u540e\u5728 UserDTO \u91cc\u7528\u8fd9\u4e2a\u6ce8\u89e3\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_17\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token variable\">@Data<\/span>\r\n<span class=\"token keyword\">public<\/span> class UserDTO {\r\n    <span class=\"token comment\">\/\/ \u7701\u7565\u5176\u4ed6\u5b57\u6bb5...<\/span>\r\n\r\n    <span class=\"token variable\">@NotNull<\/span><span class=\"token punctuation\">(<\/span>message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u624b\u673a\u53f7\u4e0d\u80fd\u4e3a\u7a7a\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token variable\">@Pattern<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">regexp<\/span> <span class=\"token operator\">=<\/span> <span class=\"token string\">\"^1[3-9]\\\\d{9}$\"<\/span><span class=\"token punctuation\">,<\/span> message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u624b\u673a\u53f7\u683c\u5f0f\u9519\u8bef\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token variable\">@PhoneNotExists<\/span><span class=\"token punctuation\">(<\/span>message <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u624b\u673a\u53f7\u5df2\u88ab\u6ce8\u518c\"<\/span><span class=\"token punctuation\">,<\/span> groups <span class=\"token operator\">=<\/span> AddGroup<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">\/\/ \u65b0\u589e\u65f6\u6821\u9a8c\u624b\u673a\u53f7\u662f\u5426\u5b58\u5728<\/span>\r\n    private String phone<span class=\"token punctuation\">;<\/span>\r\n}<\/code><\/pre>\n<ul id=\"code_id_17\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u6700\u540e\u5728 Controller \u7684 Service \u65b9\u6cd5\u91cc\uff0c\u6307\u5b9a\u5206\u7ec4\uff08\u65b0\u589e\u7528 AddGroup\uff09\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_18\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token variable\">@Service<\/span>\r\npublicclass UserService {\r\n\r\n    <span class=\"token comment\">\/\/ \u65b0\u589e\u7528\u6237\uff1a\u6307\u5b9a\u7528AddGroup\u7684\u6821\u9a8c\u89c4\u5219<\/span>\r\n    <span class=\"token keyword\">public<\/span> UserVO addUser<span class=\"token punctuation\">(<\/span><span class=\"token variable\">@Validated<\/span><span class=\"token punctuation\">(<\/span>AddGroup<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span> UserDTO userDTO<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u4e1a\u52a1\u903b\u8f91...<\/span>\r\n    }\r\n\r\n    <span class=\"token comment\">\/\/ \u66f4\u65b0\u7528\u6237\uff1a\u6307\u5b9a\u7528UpdateGroup\u7684\u6821\u9a8c\u89c4\u5219<\/span>\r\n    <span class=\"token keyword\">public<\/span> UserVO updateUser<span class=\"token punctuation\">(<\/span><span class=\"token variable\">@Validated<\/span><span class=\"token punctuation\">(<\/span>UpdateGroup<span class=\"token punctuation\">.<\/span>class<span class=\"token punctuation\">)<\/span> UserDTO userDTO<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u4e1a\u52a1\u903b\u8f91...<\/span>\r\n    }\r\n\r\n    <span class=\"token comment\">\/\/ \u6821\u9a8c\u624b\u673a\u53f7\u662f\u5426\u5b58\u5728<\/span>\r\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">boolean<\/span> isPhoneExists<span class=\"token punctuation\">(<\/span>String phone<span class=\"token punctuation\">)<\/span> {\r\n        <span class=\"token comment\">\/\/ \u67e5\u6570\u636e\u5e93\uff0c\u8fd4\u56detrue\u8868\u793a\u5df2\u5b58\u5728\uff0cfalse\u8868\u793a\u4e0d\u5b58\u5728<\/span>\r\n        <span class=\"token comment\">\/\/ \u6a21\u62df\u903b\u8f91\uff1a\u5047\u8bbe\u624b\u673a\u53f713800138000\u5df2\u88ab\u6ce8\u518c<\/span>\r\n        <span class=\"token keyword\">return<\/span><span class=\"token string\">\"13800138000\"<\/span><span class=\"token punctuation\">.<\/span>equals<span class=\"token punctuation\">(<\/span>phone<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n}<\/code><\/pre>\n<ul id=\"code_id_18\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u8fd9\u6837\u4e00\u6765\uff0c\u5f53\u4f60\u8c03\u7528\u65b0\u589e\u7528\u6237\u63a5\u53e3\uff0c\u4f20\u624b\u673a\u53f7 13800138000 \u65f6\uff0c@AutoController\u4f1a\u81ea\u52a8\u89e6\u53d1\u8fd9\u4e2a\u81ea\u5b9a\u4e49\u6821\u9a8c\uff0c\u8fd4\u56de \u201c\u624b\u673a\u53f7\u5df2\u88ab\u6ce8\u518c\u201d \u7684\u9519\u8bef\u4fe1\u606f \u2014\u2014 \u4e0d\u7528\u5728 Controller \u91cc\u5199\u4efb\u4f55\u989d\u5916\u4ee3\u7801\uff01<\/p>\n<h3>2. \u6269\u5c55\uff1a\u81ea\u5b9a\u4e49\u8fd4\u56de\u683c\u5f0f\uff08\u6bd4\u5982 XML\uff09<\/h3>\n<p>\u5982\u679c\u67d0\u4e9b\u63a5\u53e3\u9700\u8981\u8fd4\u56de XML \u683c\u5f0f\uff08\u6bd4\u5982\u7ed9\u7b2c\u4e09\u65b9\u7cfb\u7edf\uff09\uff0c\u54b1\u4eec\u53ef\u4ee5\u5728@AutoController\u91cc\u52a0\u4e2aproduce\u5c5e\u6027\uff0c\u6307\u5b9a\u8fd4\u56de\u683c\u5f0f\uff0c\u7136\u540e\u5728AutoControllerResponseAdvice\u91cc\u5904\u7406\u3002<\/p>\n<p>\u5148\u4fee\u6539@AutoController\u6ce8\u89e3\uff0c\u52a0\u4e2aproduce\u5c5e\u6027\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_19\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token keyword\">public<\/span> <span class=\"token variable\">@interface<\/span> AutoController {\r\n    <span class=\"token comment\">\/\/ \u7701\u7565\u5176\u4ed6\u5c5e\u6027...<\/span>\r\n\r\n    <span class=\"token comment\">\/**\r\n     * \u8fd4\u56de\u683c\u5f0f\uff08\u9ed8\u8ba4JSON\uff0c\u652f\u6301application\/json\u3001application\/xml\uff09\r\n     *\/<\/span>\r\n    String produce<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">default<\/span> <span class=\"token string\">\"application\/json\"<\/span><span class=\"token punctuation\">;<\/span>\r\n}<\/code><\/pre>\n<ul id=\"code_id_19\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u7136\u540e\u4fee\u6539AutoControllerResponseAdvice\uff0c\u6839\u636eproduce\u5c5e\u6027\u8bbe\u7f6e\u8fd4\u56de\u683c\u5f0f\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_20\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token variable\">@Override<\/span>\r\n<span class=\"token keyword\">public<\/span> Object beforeBodyWrite<span class=\"token punctuation\">(<\/span>Object body<span class=\"token punctuation\">,<\/span> MethodParameter returnType<span class=\"token punctuation\">,<\/span> MediaType selectedContentType<span class=\"token punctuation\">,<\/span>\r\n                              Class<span class=\"token operator\">&lt;<\/span>? extends HttpMessageConverter<span class=\"token operator\">&lt;<\/span>?<span class=\"token operator\">&gt;&gt;<\/span> selectedConverterType<span class=\"token punctuation\">,<\/span>\r\n                              ServerHttpRequest request<span class=\"token punctuation\">,<\/span> ServerHttpResponse response<span class=\"token punctuation\">)<\/span> {\r\n    <span class=\"token comment\">\/\/ \u83b7\u53d6@AutoController\u7684produce\u5c5e\u6027\uff0c\u8bbe\u7f6e\u8fd4\u56de\u683c\u5f0f<\/span>\r\n    AutoController autoController <span class=\"token operator\">=<\/span> getAutoControllerAnnotation<span class=\"token punctuation\">(<\/span>returnType<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    response<span class=\"token punctuation\">.<\/span>getHeaders<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>setContentType<span class=\"token punctuation\">(<\/span>MediaType<span class=\"token punctuation\">.<\/span>parseMediaType<span class=\"token punctuation\">(<\/span>autoController<span class=\"token punctuation\">.<\/span>produce<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n    <span class=\"token comment\">\/\/ \u7701\u7565\u5176\u4ed6\u5c01\u88c5\u903b\u8f91...<\/span>\r\n}<\/code><\/pre>\n<ul id=\"code_id_20\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u7136\u540e\u5728\u9700\u8981\u8fd4\u56de XML \u7684\u63a5\u53e3\u4e0a\u8bbe\u7f6eproduce\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_21\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token variable\">@GetMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/get\/xml\"<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token variable\">@AutoController<\/span><span class=\"token punctuation\">(<\/span>operation <span class=\"token operator\">=<\/span> <span class=\"token string\">\"\u67e5\u8be2\u7528\u6237\uff08XML\u683c\u5f0f\uff09\"<\/span><span class=\"token punctuation\">,<\/span> produce <span class=\"token operator\">=<\/span> <span class=\"token string\">\"application\/xml\"<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token keyword\">public<\/span> UserVO getUserXml<span class=\"token punctuation\">(<\/span><span class=\"token variable\">@RequestParam<\/span> Long id<span class=\"token punctuation\">)<\/span> {\r\n    <span class=\"token keyword\">return<\/span> userService<span class=\"token punctuation\">.<\/span>getUserById<span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n}<\/code><\/pre>\n<ul id=\"code_id_21\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u6700\u540e\uff0c\u5728pom.xml\u91cc\u52a0 XML \u89e3\u6790\u4f9d\u8d56\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_22\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-plain\" tabindex=\"0\"><code class=\"language-plain\">&lt;dependency&gt;\r\n    &lt;groupId&gt;com.fasterxml.jackson.dataformat&lt;\/groupId&gt;\r\n    &lt;artifactId&gt;jackson-dataformat-xml&lt;\/artifactId&gt;\r\n&lt;\/dependency&gt;<\/code><\/pre>\n<ul id=\"code_id_22\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u8fd9\u6837\u4e00\u6765\uff0c\u8c03\u7528\u8fd9\u4e2a\u63a5\u53e3\u65f6\uff0c\u4f1a\u81ea\u52a8\u8fd4\u56de XML \u683c\u5f0f\u7684\u7ed3\u679c\uff0c\u5176\u4ed6\u63a5\u53e3\u8fd8\u662f\u8fd4\u56de JSON\u2014\u2014 \u7075\u6d3b\u5f97\u5f88\uff01<\/p>\n<h3>3. \u6269\u5c55\uff1a\u591a\u89d2\u8272\u6821\u9a8c\uff08\u6bd4\u5982\u53ea\u6709\u7ba1\u7406\u5458\u80fd\u64cd\u4f5c\uff09<\/h3>\n<p>\u6bd4\u5982 \u201c\u5220\u9664\u7528\u6237\u201d \u63a5\u53e3\uff0c\u53ea\u6709\u7ba1\u7406\u5458\u80fd\u8c03\u7528\uff0c\u666e\u901a\u7528\u6237\u8c03\u7528\u4f1a\u62a5\u9519\u3002\u54b1\u4eec\u53ef\u4ee5\u5728@AutoController\u91cc\u52a0\u4e2aroles\u5c5e\u6027\uff0c\u6307\u5b9a\u5141\u8bb8\u7684\u89d2\u8272\uff0c\u7136\u540e\u5728 AOP \u5207\u9762\u91cc\u6821\u9a8c\u3002<\/p>\n<p>\u5148\u4fee\u6539@AutoController\u6ce8\u89e3\uff0c\u52a0\u4e2aroles\u5c5e\u6027\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_23\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token keyword\">public<\/span> <span class=\"token variable\">@interface<\/span> AutoController {\r\n    <span class=\"token comment\">\/\/ \u7701\u7565\u5176\u4ed6\u5c5e\u6027...<\/span>\r\n\r\n    <span class=\"token comment\">\/**\r\n     * \u5141\u8bb8\u8bbf\u95ee\u7684\u89d2\u8272\uff08\u9ed8\u8ba4\u6240\u6709\u89d2\u8272\u90fd\u80fd\u8bbf\u95ee\uff09\r\n     * \u6bd4\u5982{\"admin\", \"super_admin\"}\u8868\u793a\u53ea\u6709\u8fd9\u4e24\u4e2a\u89d2\u8272\u80fd\u8bbf\u95ee\r\n     *\/<\/span>\r\n    String<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> roles<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">default<\/span> {}<span class=\"token punctuation\">;<\/span>\r\n}<\/code><\/pre>\n<ul id=\"code_id_23\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u7136\u540e\u4fee\u6539AutoControllerLoginAspect\u7684doLoginCheck\u65b9\u6cd5\uff0c\u52a0\u89d2\u8272\u6821\u9a8c\u903b\u8f91\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_24\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-sql\" tabindex=\"0\"><code class=\"language-sql\"><span class=\"token variable\">@Before<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"autoControllerPointcut() &amp;&amp; @annotation(autoController)\"<\/span><span class=\"token punctuation\">)<\/span>\r\npublicvoid doLoginCheck<span class=\"token punctuation\">(<\/span>AutoController autoController<span class=\"token punctuation\">)<\/span> {\r\n    <span class=\"token comment\">\/\/ \u7701\u7565\u767b\u5f55\u6821\u9a8c\u903b\u8f91...<\/span>\r\n\r\n    <span class=\"token comment\">\/\/ \u89d2\u8272\u6821\u9a8c\uff1a\u5982\u679croles\u4e0d\u4e3a\u7a7a\uff0c\u5224\u65ad\u5f53\u524d\u7528\u6237\u7684\u89d2\u8272\u662f\u5426\u5728\u5141\u8bb8\u7684\u5217\u8868\u91cc<\/span>\r\n    String<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> allowRoles <span class=\"token operator\">=<\/span> autoController<span class=\"token punctuation\">.<\/span>roles<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>allowRoles<span class=\"token punctuation\">.<\/span>length <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> {\r\n        UserInfo userInfo <span class=\"token operator\">=<\/span> UserContextHolder<span class=\"token punctuation\">.<\/span>getUserInfo<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token keyword\">boolean<\/span> hasPermission <span class=\"token operator\">=<\/span> Arrays<span class=\"token punctuation\">.<\/span>asList<span class=\"token punctuation\">(<\/span>allowRoles<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token keyword\">contains<\/span><span class=\"token punctuation\">(<\/span>userInfo<span class=\"token punctuation\">.<\/span>getRole<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>hasPermission<span class=\"token punctuation\">)<\/span> {\r\n            thrownew BusinessException<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u6ca1\u6709\u6743\u9650\u64cd\u4f5c\uff0c\u8bf7\u8054\u7cfb\u7ba1\u7406\u5458\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        }\r\n        log<span class=\"token punctuation\">.<\/span>debug<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u89d2\u8272\u6821\u9a8c\u901a\u8fc7\uff0c\u5f53\u524d\u7528\u6237\u89d2\u8272\uff1a{}\uff0c\u5141\u8bb8\u89d2\u8272\uff1a{}\"<\/span><span class=\"token punctuation\">,<\/span> userInfo<span class=\"token punctuation\">.<\/span>getRole<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> Arrays<span class=\"token punctuation\">.<\/span>toString<span class=\"token punctuation\">(<\/span>allowRoles<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n    }\r\n}<\/code><\/pre>\n<ul id=\"code_id_24\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u7136\u540e\u5728\u9700\u8981\u89d2\u8272\u6821\u9a8c\u7684\u63a5\u53e3\u4e0a\u8bbe\u7f6eroles\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_25\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-plain\" tabindex=\"0\"><code class=\"language-plain\">@DeleteMapping(\"\/delete\/{id}\")\r\n@AutoController(operation = \"\u5220\u9664\u7528\u6237\", roles = {\"admin\"}) \/\/ \u53ea\u6709admin\u89d2\u8272\u80fd\u5220\u9664\r\npublic void deleteUser(@PathVariable Long id) {\r\n    userService.deleteUser(id);\r\n}<\/code><\/pre>\n<ul id=\"code_id_25\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u8fd9\u6837\u4e00\u6765\uff0c\u666e\u901a\u7528\u6237\u8c03\u7528\u5220\u9664\u63a5\u53e3\u65f6\uff0c\u4f1a\u81ea\u52a8\u8fd4\u56de \u201c\u6ca1\u6709\u6743\u9650\u64cd\u4f5c\uff0c\u8bf7\u8054\u7cfb\u7ba1\u7406\u5458\u201d \u7684\u9519\u8bef\u4fe1\u606f \u2014\u2014 \u4e0d\u7528\u5728 Service \u91cc\u5199if (user.getRole() != admin) throw \u5f02\u5e38\u4e86\uff01<\/p>\n<h2>\u516d\u3001\u6ce8\u610f\u4e8b\u9879\uff1a\u522b\u8e29\u8fd9\u4e9b\u5751\uff01<\/h2>\n<p>\u54b1\u4eec\u7684@AutoController\u867d\u7136\u597d\u7528\uff0c\u4f46\u4e5f\u6709\u4e00\u4e9b\u6ce8\u610f\u4e8b\u9879\uff0c\u907f\u514d\u4f60\u8e29\u5751\uff1a<\/p>\n<h3>1. \u4e0d\u8981\u91cd\u590d\u5c01\u88c5 Result<\/h3>\n<p>\u5982\u679c\u4f60\u7684 Controller \u65b9\u6cd5\u5df2\u7ecf\u8fd4\u56de\u4e86Result\u5bf9\u8c61\uff0c\u4e00\u5b9a\u8981\u786e\u4fdd@AutoController\u7684supports\u65b9\u6cd5\u4f1a\u8df3\u8fc7\u5b83 \u2014\u2014 \u4e0d\u7136\u4f1a\u51fa\u73b0Result&lt;Result&lt;UserVO&gt;&gt;\u8fd9\u79cd\u5d4c\u5957\u683c\u5f0f\u3002\u54b1\u4eec\u4e4b\u524d\u5728AutoControllerResponseAdvice\u91cc\u5df2\u7ecf\u52a0\u4e86\u5224\u65ad\uff1a!returnType.getParameterType().isAssignableFrom(Result.class)\uff0c\u6240\u4ee5\u53ea\u8981\u4f60\u4e0d\u624b\u52a8\u8fd4\u56deResult\uff0c\u5c31\u6ca1\u95ee\u9898\u3002<\/p>\n<h3>2. ThreadLocal \u8981\u8bb0\u5f97\u6e05\u9664<\/h3>\n<p>\u54b1\u4eec\u7528ThreadLocal\u5b58\u7528\u6237\u4fe1\u606f\uff0c\u4e00\u5b9a\u8981\u5728\u8bf7\u6c42\u7ed3\u675f\u540e\u6e05\u9664\uff08\u6bd4\u5982\u7528\u62e6\u622a\u5668\u7684afterCompletion\u65b9\u6cd5\uff09\uff0c\u4e0d\u7136\u4f1a\u5bfc\u81f4\u5185\u5b58\u6cc4\u6f0f \u2014\u2014 \u56e0\u4e3a Tomcat \u7684\u7ebf\u7a0b\u662f\u590d\u7528\u7684\uff0cThreadLocal \u91cc\u7684\u4fe1\u606f\u4f1a\u4e00\u76f4\u5b58\u5728\uff0c\u76f4\u5230\u7ebf\u7a0b\u88ab\u9500\u6bc1\u3002<\/p>\n<h3>3. \u6027\u80fd\u95ee\u9898\uff1aAOP \u4f1a\u4e0d\u4f1a\u5f71\u54cd\u6027\u80fd\uff1f<\/h3>\n<p>\u5f88\u591a\u4eba\u62c5\u5fc3 AOP \u4f1a\u5f71\u54cd\u6027\u80fd\uff0c\u5176\u5b9e\u5927\u53ef\u4e0d\u5fc5\u3002AOP \u7528\u7684\u662f\u52a8\u6001\u4ee3\u7406\uff0c\u62e6\u622a\u65b9\u6cd5\u7684\u5f00\u9500\u975e\u5e38\u5c0f\uff0c\u5bf9\u4e8e\u5927\u90e8\u5206\u4e1a\u52a1\u7cfb\u7edf\u6765\u8bf4\uff0c\u5b8c\u5168\u53ef\u4ee5\u5ffd\u7565\u4e0d\u8ba1\u3002\u800c\u4e14\u54b1\u4eec\u7684 AOP \u5207\u9762\u53ea\u62e6\u622a\u8d34\u4e86@AutoController\u7684\u63a5\u53e3\uff0c\u4e0d\u4f1a\u5bf9\u5176\u4ed6\u63a5\u53e3\u9020\u6210\u5f71\u54cd\u3002<\/p>\n<p>\u5982\u679c\u4f60\u7684\u7cfb\u7edf\u662f\u8d85\u9ad8\u5e76\u53d1\uff08\u6bd4\u5982\u6bcf\u79d2\u51e0\u4e07\u8bf7\u6c42\uff09\uff0c\u53ef\u4ee5\u8003\u8651\u7528 AspectJ \u7684\u7f16\u8bd1\u65f6\u7ec7\u5165\uff08\u800c\u4e0d\u662f Spring AOP \u7684\u8fd0\u884c\u65f6\u7ec7\u5165\uff09\uff0c\u8fdb\u4e00\u6b65\u964d\u4f4e\u6027\u80fd\u5f00\u9500\u3002<\/p>\n<h3>4. \u517c\u5bb9\u6027\u95ee\u9898\uff1a\u548c\u5176\u4ed6\u6846\u67b6\u51b2\u7a81\u5417\uff1f<\/h3>\n<p>\u54b1\u4eec\u7684@AutoController\u57fa\u4e8e Spring \u7684\u6269\u5c55\u70b9\u5b9e\u73b0\uff0c\u548c Spring Boot\u3001Spring Cloud \u7b49\u6846\u67b6\u5b8c\u5168\u517c\u5bb9\u3002\u5982\u679c\u4f60\u7684\u9879\u76ee\u91cc\u7528\u4e86 Spring Security\u3001Shiro \u7b49\u5b89\u5168\u6846\u67b6\uff0c\u53ea\u9700\u8981\u8c03\u6574\u4e00\u4e0b\u767b\u5f55\u6821\u9a8c\u7684\u903b\u8f91\uff08\u6bd4\u5982\u7528 Security \u7684SecurityContextHolder\u4ee3\u66ff\u54b1\u4eec\u7684UserContextHolder\uff09\uff0c\u5c31\u80fd\u5b8c\u7f8e\u914d\u5408\u3002<\/p>\n<h2>\u4e03\u3001\u603b\u7ed3\uff1a\u4e00\u4e2a\u6ce8\u89e3\uff0c\u89e3\u653e\u4f60\u7684\u53cc\u624b\uff01<\/h2>\n<p>\u770b\u5230\u8fd9\u513f\uff0c\u4f60\u5e94\u8be5\u660e\u767d\u4e3a\u4ec0\u4e48\u8bf4 \u201c\u4e00\u4e2a\u6ce8\u89e3\u5e72\u7ffb\u6240\u6709 Controller\u201d \u4e86\u5427\uff1f<\/p>\n<p>\u4ee5\u524d\u5199 Controller\uff0c\u4f60\u5f97\u5199\u53c2\u6570\u6821\u9a8c\u3001try-catch\u3001Result \u5c01\u88c5\u3001\u767b\u5f55\u6821\u9a8c\uff0c\u8fd9\u4e9b\u6d3b\u513f\u5360\u4e86 80% 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